Estes T-Bolt Air Rocket Part Pack 3, 2, 1 LAUNCH! Watch the excitement take hold of your child as they launch their rocket into the sky Let the challenge begin, see who can launch their rocket the highest Experience their mind working as they learn where to chase after their rocket so it can be launched again and again Rockets launch up to 150-ft Estes air rocketry is recommended for ages 10 and up with adult supervision for those under 12.