April Fool's Day

Apple Computer Founded (1976)

Cigarette Ads Banned from Radio & TV (1970)

Hans Christian Andersen's Birthday (1805)

Intn'l Children's Book Day

Philadelphia Mint Authorized (1792)

Ponce de Leon Landed in Fla. (1513)

First Pony Express Service (1860)

Jane Goodall's Birthday (1934)

Martin L. King Jr. Assassinated (1968)

Pres. William H. Harrison Died (1841)

Booker T. Washington's Birthday (1856)

Helen Keller First Learned Sign Language (1887)

Pocahontas Married John Rolfe (1614)

First Modern Olympics (1896)

North Pole First Reached (1909)

U.S. Entered WWI (1917)

5,000 Suffragists Marched on Washington (1913)

Billie Holiday's Birthday (1915)

U.N. World Health Day

17th Amendment Ratified (1913)

Margarine Patented (1873)

Pablo Picasso Died (1973)

Civil War Ended (1865)

First Full-Color Film Shown (1914)

Encourage a Young Writer Day

Joseph Pulitzer's Birthday (1847)

1968 Civil Rights Act Signed (1968)

Dandelion Day

Persian Gulf War Cease-Fire (1991)

Civil War Began (1861)

First Man in Space (1961)

Nat'l D.A.R.E. Day

Oxygen Tank Burst on Apollo 13 (1970)

Thomas Jefferson's Birthday (1743)

Apr. 13-19
Nat'l Library Week

Nat'l Volunteer Week

Abraham Lincoln Assassinated (1865)

Moment of Laughter Day

The Titanic Hit Iceberg (1912)

Webster's First Dictionary Copyrighted (1828)

Jackie Robinson Day

Leonardo da Vinci's Birthday (1452)

Ray Kroc Acquired McDonald's (1955)

Wayne Gretzky Retired (1999)

Wilbur Wright's Birthday (1867)

Ben Franklin Died (1790)

Daffy Duck Debuted (1937)

Ford Mustang Debuted (1964)

First Game Played in Yankee Stadium (1923)

Paul Revere Day

San Francisco Earthquake Killed 500 (1906)

Passover Begins at Sundown

American Revolution Began (1775)

First Boston Marathon (1897)

Okla. City Bombing Killed 168 (1995)

Columbine High School Shooting Killed 15 (1999)

First Game Played at Fenway Park (1912)

Astronomy Day

City of Rome Founded (753 BC)

Apr. 21-25
Nat'l Playground Safety Week

Apr. 21-27
TV-Turnoff Week

Earth Day

First Earth Day Observed (1970)

Nat'l Jelly Bean Day

James Earl Ray Died (1998)

Shakespeare's Birthday (1564)

World Book & Copyright Day

Library of Congress Established (1800)

Mailbox Inventor Born (1815)

Spain Declared War on U.S. (1898)

Take Our Daughters & Sons to Work Day

Arbor Day

Ella Fitzgerald's Birthday (1917)

First License Plates Required (1901)

First Use of Name "America" (1507)

Chernobyl Nuclear Reactor Disaster (1986)

John Wilkes Booth Killed (1865)

Studio 54 Disco Opened (1977)

Coretta Scott King's Birthday (1927)

U.S. Steamship Explosion Killed 1,400 (1865)

James Monroe's Birthday (1758)

Maryland Admission Day (1788)

USDA Food Pyramid Revealed (1992)

Duke Ellington's Birthday (1899)

Zipper Patented (1842)

Casey Jones Died (1900)

Cyclone Killed 131,000 in Bangladesh (1991)

Louisiana Admission Day (1812)

Vietnam War Ended (1975)