All links of April Fool's Day

Snopes.com - April Fool's Day Origins

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Annie's April Fool's Day Page

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Infoplease.com: April Fool's Day Has Serious Origins

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Lesson Plan - April Fool's Day

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April Fool's Day

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Wikipedia - April Fool's Day

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April Fool's Day related site:

• Snopes.com - April Fool's Day Origins

• Annie's April Fool's Day Page

• Infoplease.com: April Fool's Day Has Serious Origins

• Lesson Plan - April Fool's Day

• April Fool's Day

• Wikipedia - April Fool's Day

• The Top 100 April Fool's Day Hoaxes of All Time