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1/4A3-3T EnginesThe Estes 1 4A3 3T engine is well suited for STEM programs, science classrooms, and youth group activities using lightweight model rockets. The 4 pack format allows instructors to plan multiple launches while keeping performance consistent across student builds. Educators value the reliability of the 1 4A3 3T. Predictable ignition, steady thrust, and consistent timing help ensure successful flights, which builds student confidence and keeps activities

rotating lab schedules

and aerospace innovation

and compare two rockets within the same lesson or across multiple sessions

These files include the rocket’s nose cone

this kit makes for an enjoyable build experience that will appeal to Kerbal Space Program fans of all ages

2 - BT80 3 inch Tube Couplers

and STEM learning environments where students can experience the thrill of real rocket science

the Roto Rocket soars to a projected 500 ft (152

students determine which engine size best meets mission requirements by considering altitude

Transparent Payload Bay for Scientific Discovery

Expand the Learning Experience

scouting groups