Encourages kids to explore about aerodynamics, improves physical fitness and stamina, develops coordination and balance, promotes critical thinking, and more Recommended for ages three and up Solo-play design allows kids to take turns to stomp and launch the rockets Pack of four Jr. Glow Stomp Rockets with foam tip, launch stand, and a launch pad with air hose Air-powered launching tube pushes the rocket to fly up to 100ft. in the air upon stomping on the launch pad Specially designed rockets glow in the dark, making it perfect for daytime and nighttime fun 100 percent kid-powered design requires no batteries and ensures easy assembly