This rocket science kit is a hands- on experiment for the whole family! Cosmic Rocket Kids Science Kit by 4M allows your children to assemble their own 6 inches rocket and launch it to infinity and beyond. The rocket from this experiential kit for children can fly up to 50 ft. With this rocket science kit from Educational Toys Planet the kids rocket will operate on vinegar and baking soda. Just add the mixture and watch the rocket bast off! The Cosmic Rocket Kids Science Kit contains a rocket, launch pad and detailed instructions. The rocket launching requires adult rocket scientist' help and supervision.