My kids get so much out of playing with these art dice. Toss the dice and draw what you see. It helps them build their visual vocabulary while being a fun way to spend an afternoon. The post has a link to a free downloadable paper dice template, in case you don't have blank wooden blocks to paint on. Art Games: Invite your Child to Draw with Art Dice | Tinkerlab.com
Make your own dazzling rainbow paper! This is a quick and easy science activity for kids that only requires a couple of materials to make. Toddlers and preschoolers can do it all by themselves and older kids will just as amazed by the results!
Rainbow Paper | Color Science for Kids - The Science Kiddo