Homemade playdough – If ever there was a quintessential DIY this is it! Parents and children have been happily cooking up this stuff at home for decades.
List of Homemade Art Supply Recipes (Find homemade paint, chalk, play dough, clay, glue, and more!) | CraftyMorning.com
DIY snow paint
The Best Playdough Recipe - MUST TRY!!!! (I cannot stand when my kids mix colors!!.... is that bad?)
DIY Sidewalk Chalk -- Easy, fun and cheap to make. Kids will spend hours outside playing and drawing. Also makes great kids' party favors.