Check out these homemade candle recipes like this Color Block Crayon Candles. Using old crayons on hand to create this lovely and fun block candles for your home. You can ask your kids to help you. They will have great fun to stir crayons with wax.
This Canvas String Art Graffiti project is fun for kids and adults alike. While this is a spray paint project, you can use alternative paints or dyes for younger children. Makes a fun summer art project when your kids get bored.