Multi-stage rocket separation mechanism

[Newbie12345]

I have been what ways there are to separate different stages of a water rocket. I just want to have something under my budget of $40 and something simple to make.

[Newbie12345]

*I have been wondering what ways there are to separate different stages of a water rocket.

[anachronist]

Check out https://www.instructables.com/Professio ... ket-guide/ which gives a tutorial on staging, but drop-away boosters is likely to be more within your budget. That is described in that tutorial also.