April Fools' Day Worksheets: Just in time for April Fools' Day, these worksheets are based on factual information about April Fools' history and traditional practices. It has supporting fun activities as well as reading and writing material that is suitable for grade 3, grade 4 and Grade 5. To read more about what's included here, see it here in my TpT collection. Every work page also has an answer key!
To go along with this, you can also use this free April Fools' Day prank resource to trick your students into believing that the Earth is flat. It is created by Alyssha Swanson and you can download it for free from her TpT collection. This way, you'll have both factual and silly activities for April Fools' Day!