SCIENCE PARTY FAVORS GAME: The crystal bouncy ball kit includes 36 bags 9 colors crystal powder can be not only as an interesting craft science education tool also a party favors games activity birthday gift for kids.
SIMPLE TO MAKE BOUNCY BALL: Pour the crystal powder into the mold and bound with rubber bands (Includes), then put it into warm water about 10 minutes. Till the powder melt completely, open and take it out you will get a ready bouncy ball.
STEM DIY KIDS CRAFT: Create your own bouncy ball kit by imagination. Could help improve kid hand on ability, sense of color combination.
EASY CARRY AND STORE: The magic bouncy ball is light and has proper size, which is suitable for pocket. You can take it anywhere. 12 individual cups could store the balls and the rest powders to avoid mess.
ENDLESS FUN: DIY bouncy ball maker set will give more fun to children all ages with 4 different shapes. The magic bouncy balls will recover elasticity after spray water. So it can be played for a long time and keep your kids entertained hours!