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C11-5 EnginesThe Estes C11 5 engine is designed to help educators bring deeper STEM learning to life in the classroom or on the launch field. With a total impulse of 10. 00 N sec and a 24 mm diameter, this single stage engine delivers the performance needed for mid sized model rockets while keeping complexity appropriate for student use. Its an ideal choice for middle and high school students ready to progress beyond A, B, and standard C motors. The C11 5 features

giving educators a trusted option for engaging students in real-world applications of physics and engineering principles

coast phase

and Newton’s laws of motion

and your choice of recommended engines (E16-6

ensuring consistent performance throughout a project

Adventure starts here—bring Val home today

gentle landings and repeated use across multiple launch days

The Orbitron™ Classroom Kit Bundle supports a wide range of instructional approaches

fostering critical thinking and a deeper appreciation for engineering and science

making it the perfect choice for classrooms

the Roto Rocket strikes the perfect balance between stability and altitude

Students can launch the first stage alone to analyze its performance or add the second stage for even more impressive heights