Reviews

• Scratch CraterMaker By Geof Givens (October 19, 2008)

    Weighing in at 6lb 10oz, 5ft 4in height, 3in diameter, the CraterMaker is by far the most ambitious scratch project I have ever attempted. It is also my first rocket designed for I and J motors. I planned super-sleek fins, which didn't make the project any easier because it pushed the CP forward. I also wanted to try a zipperless baffle design. With no electronics, motor ejection ...

Rocksim Design Files

• CraterMaker