First Flight test

Yesterday we had our first flight test with our boy Lincoln. To launch a rocket we need the following things. Bike pump, 1.5 L bottle, Water, Safety glasses, Launcher, Pressure gage and measuring jug.

The rocket launcher must be placed on the ground. You must keep it away from buildings.  how to launch. 1 set up launcher, 2 measure water with measuring cup, 3 fill bottle, 4 connect bottle, 5 use pump, 6 launch.

What happened.
Launch 1- 10 psi- 250ml (had a 10 second delay till it launched)
Launch 2- 30 psi- 200ml
Launch 3- 45 psi- 250ml
Launch 4- 45 psi- 350ml (It went the highest)