Use shower curtain liner, permanent markers.. and then kids write with dry/wet erase markers.
Draw a picture with glue, sprinkle salt, dip a paintbrush in water and food colouring and touch it to the salt...the results are amazing
Bookmark Corner Characters
Mess Free Painting for kids using Cardboard Egg Cartons, also holds paintbrushes, prevents spills and to clean up, just close carton and throw away! Great mom and preschool tip!
Clothes pin airplane
Frisbee Tic Tac Toe - Get a shower curtain from Dollar Tree and use cheap tape to make a Tic Tac Toe grid. Set a bunch of frisbees out and have the kids stand behind a line and see who has the best aim! -->LOVE THIS!
Make a giant outdoor water bed for the kids. // 31 Cheap And Easy Backyard Ideas That Are Borderline Geniusn
So much fun!