Reviews

• Scratch Hydro-1L By Dick Stafford (July 2, 2008)

  At one point, I had decided that I'd start building water rockets. I built a couple of very simple ones but then my interest waned. Someday I may yet move up to more complex ones.   This design was taken from Jimmy Yawn's site (who woulda thunk it?). Jimmy's site has detailed descriptions and photos of the basic construction process. However, I deviated slightly from his t ...

Rocksim Design Files

• Hydro-1L