The Big Bertha gives you a slow, realistic liftoff. What a thrill it is to watch! Propelled by powerful Estes standard model rocket engines, this beauty travels to 500 feet. In one afternoon your Bertha is ready for an exciting time at the launch field!

The Alpha III STEM educational kit inspires kids through hands-on, explorative learning. Kids ponder the wondrous world of science as they learn how rockets reach outer space. Designed with pre-colored parts and self-stick decals, the Alpha III be ready for liftoff in under an hour. Includes 12 rockets, each with its own set of instructions.

Flame resistant recovery wadding protects the recovery system and is necessary to launch model rockets.