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Today is: October 23

Liberation Day (LY)(2011)

Mole Day, Ntl.

Peace Treaty Day, (KH)(1991)

Republic Day, (HU)(1956/1989)

Shemini Atzeret (J)

Snow Leopard Day, World (2013)

Talk Show, (Television) Host Day (1925)

iPod Day, Intl. (2001)

ACE Week

Adoption Week, Ntl. (UK)

Black in Natural History Museums Week

Bullying Bystanders Unite Week

Businesswomen's Week, Ntl.

Character Counts Week, Ntl.

Chemistry Week, Ntl.

Digital Parenting Week (UK)

Disarmament Week, World

Estate Planning Awareness Week, Ntl.

Food and Drug Interaction Education Week

Forest Products Week, Ntl.

Freedom of Speech Week

Friends of Libraries Week, Ntl.

HIP Week (CA)

Health Education Week, Ntl.

Healthcare Quality Week, Intl.

Heritage Week, Ntl., (JM)

IMF World Bank Summit (US-DC)

Lead Poisoning Prevention Week of Action, Intl.

Male Breast Cancer Awareness Week, Ntl.

Mammal Week, Ntl. (UK)

Massage Therapy Week, Ntl.

Media and Information Literacy Week, Global

Medical Assistants Week

Nuclear Science Week, Ntl.

Origami Days, World (1898)

Pastoral Care Week

Prescription Errors Education Week

Red Bull Tuk Tuk Tournament (LK)

Red Ribbon Week (DEA)

Respiratory Care Week, Ntl.

Retirement Security Week, Ntl.

Rodent Awareness Week, Ntl.

School Bus Safety Week, Ntl.

Schools Week, America's Safe

Sock it to Suicide Week (AU)

Storytelling Festival, Scottish Intl. (UK)

Stuttering Awareness Week, Intl.

Teen Driver Safety Week, Ntl.

Temperature Check Week, Ntl.

Towns Week, Ntl. (PH)

Veterinary Technician Week, Ntl.

Wild About Gardens Week (UK)

Wolf Awareness Week, Intl

World Series MLB

YWCA Week Without Violence

ADHD Awareness Month

Adopt-a-Dog Month, (AHA)

Adopt-a-Shelter Dog Month

Advertising, Co-op Advertising Awareness Month

Animal Safety and Protection Month, Ntl.

Antidepressant Death Awareness Month

Anxiety and Depression Awareness Month (AU)

Apple Month, Ntl.

Applejack Month

AquaTober

Architecture Month, Archtober

Arts and Humanities Month, Ntl.

Autism Awareness Month (CA)

Bake and Decorate Month, Ntl.

Bat Appreciation Month

Battery Safety Month (Auto)

Bi-national Health Week (US/CA/MX-varies locally)

Big Draw, The

Bilingual Child Month, Celebrating the

Black History Month (UK)

Black Speculative Fiction Month

Blind Month, National Meet the

Blindness Awareness Month

Book Month, Ntl.

Breast Cancer Awareness Month, Ntl.

Bullying Month, Stop, Ntl.

Bullying Prevention Month, Ntl.

Caffeine Addiction Recovery Month

Car Care Month, Ntl. Fall

Caramel Month, Ntl.

Celiac Awareness Month (US)

Cheese Month, American

Chili Month, Ntl.

Chiropractic Health Month, Ntl.

Church Library Month

Church Safety and Security Month, Ntl.

City, Urban October

Class Reunion Month

Clergy Appreciation Month

Co-op Awareness Month

Collegiate Alcohol Awareness Month, Ntl.

Company Culture Month, Global

Computer Learning Month

Contact Lens Safety Month

Cookie Month

Country Ham Month

Country Music Month

Crime Prevention Month, Ntl.

Critical Illness Awareness Month

Cybersecurity Month, Ntl.

Danger Run (US-KY, IN, IL)

Danger Run (US-KY, IN, IL)

Dental Hygiene Month, Ntl.

Depression Education and Awareness Month

Dessert Month, Ntl.

Disability Employment Awareness Month

Diversity Awareness Month, Global

Domestic Violence Awareness Month

Down Syndrome Month, Ntl.

Dyslexia Awareness Month

Eat Better—Eat Together Month

Eczema Awareness Month

Emotional Intelligence Awareness Month

Energy Action Month, Ntl.

Ergonomics Month, Ntl.

Eye Injury Prevention Month

Fair Trade Month

Family History Month

Festival of Penha (BR-RJ)

Filipino American History Month (1587)

Financial Planning Month

Freethought, Month of, Ntl.

Gain the Inside Advantage Month, Ntl.

Gay and Lesbian History Month (1979)

German-American Heritage Month (1683)

Girls Night In (AU)

Go Sober Month (UK)

Golf Month, Australia

Great Cycle Challenge (AU)

Halloween Safety Month

Head Start Awareness Month

Health Literacy Month

Healthy Lung Month

Healthy Workplace Month (CA)

Hearing, Audiology Awareness Month, Ntl.

Hemophilia, Bleeding Disorders Month, Ntl. (AU)

Hog-out Month (US-TX)

Home Eye Safety Month

Indigenous Peoples Month, Ntl. (PH)

Islamic History Month (CA)

Italian-American Heritage Month (1492)

Kartika (H)

Katik (S)

Kitchen and Bath Month, Ntl.

Learning Disabilities Month, Ntl. (CA/US)

Learning and Development Month, Ntl.

Liver Awareness Month, Ntl.

Long Term Care Planning Month

Lupus Awareness Month (UK)

Medical Librarians Month, Ntl.

Medicine Abuse Awareness, Ntl.

Menopause Month, World

Museums and Galleries Month (PH)

Muslim American Heritage Month (US)

National Sausage Month

Non-GMO Month, Ntl.

Organize Your Medical Information Month

Orthodontic Health Month, Ntl.

Pasta Month, Ntl.

Pedestrian Safety Month

Pescatarian Month, Ntl.

Pet Wellness Awareness Month, Ntl.

Pharmacist Month, American

Photographer Appreciation Month

Physical Therapy Month, Ntl.

Pickled Peppers Month

Pink Ribbon Breakfast (AU)

Pit Bull Awareness Month, Ntl.

Pituitary Awareness Month (UK)

Pizza Month, Ntl. (1984)

Polio Awareness Month, (CA/AU)

Polish-American Heritage Month

Popcorn Poppin' Month, Ntl.

Positive Attitude Month

Prenatal-onset GBS Disease Recognition Month

Pretzel Month, Ntl.

Principal's Month, Ntl.

Protect Your Hearing Month, Ntl.

Rabi al-Thani (M)

Reading Group Month, Ntl. (1917)

Rett Syndrome Awareness Month

Riyadh Season 2024 (SA)

Roller Skating Month, Ntl.

STEM Mentoring Month

Sarcastic Awareness Month

School Libraries Month, Intl.

Seafood Month

Senior's Month (AU-QLD)

Sensory Awareness Month, Ntl.

Shoctober - Defibrillator National Awareness Month (AU)

Spina Bifida Awareness Month, Ntl.

Spinach Lovers Month

Spinal Health Month, Ntl.

Squirrel Awareness and Appreciation Month

Stamp Collecting Month, Ntl

Stop America's Violence Everywhere (SAVE) Month

Substance Abuse Preservation Month, Ntl.

Sudden Infant Death Syndrome (SIDS) Awareness Month

Sunday School Teacher Appreciation Month

Teentober

Tishrei (J)

Turner Prize Exhibition (UK)

U.S.-Mexico Border Health Month

Ultrasound Awareness Month

Unblocktober (UK)

Unblocktober (UK)

Vegetarian Month

Walk To School Month, Intl.

Window Covering Safety Month, Ntl.

Winter Weather Preparedness Weeks (Varies by Location)

Wishbones for Pets (US/CA)

Women's History Month (CA)

Women's Small Business Month

Work and Family Month, Ntl.

Workplace Politics Awareness Month

Youth Justice Action Month, Ntl.

LEEP Calendar

Scroll to explore events active on this date.

No Image found . This Image is about the event School Bus Safety Week, Ntl.: October 21-25. Click on the event name to see the event detail.

No Image found . This Image is about the event Teen Driver Safety Week, Ntl.: October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event European Year of Skills: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Wolf Awareness Week, Intl: October 20-26 . Click on the event name to see the event detail.

No Image found . This Image is about the event Mammal Week, Ntl. (UK): October 21-27. Click on the event name to see the event detail.

No Image found . This Image is about the event Space—Year of the 2nd Race for the Moon: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Energy, Decade for Sustainable Energy for All: 2014 - 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Heritage Week, Ntl., (JM): October 21-27. Click on the event name to see the event detail.

No Image found . This Image is about the event Shemini Atzeret (J): October 23/24. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Prayer (C): December 24, 2023- December 23, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Big Year of Heliophysics: October 2023 - September 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Rabbit, 4721: January 22 - February 9. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade for Ocean Science for Sustainable Development: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Buddhist Year (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event IMF World Bank Summit (US-DC): October 21-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the African Violet: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Male Breast Cancer Awareness Week, Ntl.: October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Red Bull Tuk Tuk Tournament (LK): October 20 - November 1. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Lily: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Islamic Year 1446 (M): July 7, 2024-June 25, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Angelonia: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Schools Week, America's Safe: October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Pantone Color of the Year: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Veterinary Technician Week, Ntl.: October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Food—International Year of Camelids: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Mission (C): July 17, 2024 - July 16, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Towns Week, Ntl. (PH): October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Rabbit, 4721: January 22 - February 9. Click on the event name to see the event detail.

No Image found . This Image is about the event Nutrition, Intl. Decade for Action: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Herb of the Year, Yarrow Achillea: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade of Healthy Ageing: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Sunflower, Intl.: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Buddleia: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Parish Revival (C): June 11, 2023 - June 2, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Years (S) 556: March 14, 2024-March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Prescription Errors Education Week: October 24 - 31. Click on the event name to see the event detail.

No Image found . This Image is about the event Second UN Decade for Action on Road Safety: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Dragon, 4722: February 10 - January 28, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Dragon, 4722: February 10 - January 28, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Jubilee (C): December 24, 2024 - December 24, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Sock it to Suicide Week (AU): October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 556 (S): March 14, 2024- March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event African, Intl. Decade for People of African Descent: 2015- 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Mole Day, Ntl.: October 23. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 555 (S): March 14, 2023- March 13, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Salad, Intl.: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Origami Days, World (1898): October 24-November 11. Click on the event name to see the event detail.

No Image found . This Image is about the event Food and Drug Interaction Education Week: October 17-24. Click on the event name to see the event detail.

No Image found . This Image is about the event Poverty Eradication, 3rd Intl. Decade: 2018 - 2027. Click on the event name to see the event detail.

No Image found . This Image is about the event Wild About Gardens Week (UK): October 21-27 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event America's Presidential Election Year: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Africa, 3rd Decade of Industrial Development: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Decade of Family Farming, Intl.: 2019-2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Leap Year: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Adoption Week, Ntl. (UK): October 21-27. Click on the event name to see the event detail.

No Image found . This Image is about the event United Nations Decade for Sustainable Energy for All: 2014 - 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Jewish Year 5784 (J): September 16, 2023 - October 2, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Earth in Time: 2020 - 2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Third International Decade Poverty Eradication: 2018 - 2027. Click on the event name to see the event detail.

No Image found . This Image is about the event Islamic Year 1445 (M): July 18, 2023 - July 7, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Rodent Awareness Week, Ntl.: October 20-26. Click on the event name to see the event detail.

No Image found . This Image is about the event Media and Information Literacy Week, Global: October 24-31. Click on the event name to see the event detail.

No Image found . This Image is about the event Panchanga 2081: March 26, 2024 - March 14, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2150: February 21, 2023 - February 9, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Digital Parenting Week (UK): October 21-27. Click on the event name to see the event detail.

No Image found . This Image is about the event Liberation Day (LY)(2011): October 23. Click on the event name to see the event detail.

No Image found . This Image is about the event Nutrition, Intl. Decade for Action: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Family, IYF+30, Intl.: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event African Year of Education: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event 2024 Décor Colors of the Year. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Temperature Check Week, Ntl.: October 21-27 . Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 556 (S): March 14, 2024- March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Indigenous Languages, Intl. Decade of: 2022 -2032. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event European Year of Cycling: 2024 . Click on the event name to see the event detail.

No Image found . This Image is about the event Africa, 3rd Decade of Industrial Development: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event iPod Day, Intl. (2001): October 23. Click on the event name to see the event detail.

No Image found . This Image is about the event Jewish Year 5785 (J): October 3, 2024 - September 22, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Intuition & Realized Dreams: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Snow Leopard Day, World (2013): October 23. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Rabbit, 4721: January 22 - February 9. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Squash: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event African, Intl. Decade for People of African Descent: 2015- 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Healthcare Quality Week, Intl.: October 20-26 . Click on the event name to see the event detail.

No Image found . This Image is about the event Nelson Mandela Decade of Peace: 2019-2028. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade on Ecosystem Restoration: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Hosta: 2024. Click on the event name to see the event detail.

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About Kaleidoscope Day

Worldwide

EVENT NAME:

Kaleidoscope Day (1781)

EVENT CATEGORIES:

Anniversaries , Technology & Telecom
Culture & Art

Dates Active:

Begins: Dec 11, 2025
Ends: Dec 11, 2025

INFORMATION URL:

https://buggyandbuddy.com/science-for-kids-how-to-make-a-kaleidoscope/

EVENT ADDRESS:

SOCIAL MEDIA LINKS:

RESERVE TICKETS:

DESCRIPTION:

December 11, 1781, David Brewster was born in Scotland. In 1815 he invented the Kaleidoscope to allow him to study optics. The colorful pattern-changing instrument became an instant success throughout Europe and the United States. Its name means "Beauty-Form-Watcher" in Greek.

VIDEOS

VIDEO 2

VIDEO 3

SUPPORTING DOCUMENTS

Currently, this event does not have supporting documents.

ADDITIONAL IMAGES

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EVENT CHAMPION

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LAST UPDATED:

Oct 10, 2024

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EVENT MANAGER:

LEEP

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