great way to cool things off this summer: when it gets too hot outside, make an armada of frozen pirate ships and send the kids hunting for buried treasure in an ice cold kiddie pool Sedy Elwell - DIY Camp?
DIY Dyed Rainbow "Grimm" Style Wooden Blocks (unfinished wood blocks dyed with liquid watercolor-- looks VERY easy and affordable. Just note that it is not baby-proof bc the dye is not 'set' and will come off with water (ie slobber))
Before a trip to the beach, hot-glue double layers of foam letters, numbers, and shapes to the bottom of kids flip-flops so that they leave fun prints when they walked in the sand. Just remember that the prints will be a mirror image!
Inventor's box - awesome activity for teaching kids about recycling and creativity. Be sure to get the FREE printable idea cards! Starts out with the idea cards and materials, then evolves into using their imagination of things around the house.