It's classic science that's fun ... rocket doesn't fly at all, check two things: Is water escaping from the bottle? Look around the cork to check if it's sealing reasonably well. Is air getting ...

Building and flying model rockets is great fun. Eventually ... The project mounts an M0 Feather microcontroller board into the rocket, along with a 900 MHz LoRa transmitter and a GPS module.

Rocket League has been delivering fast-paced and high-flying action for nearly a decade and is still one of the most fun as well as competitive games.

We have fond memories of air-water rockets, which were always a dime store purchase for summertime fun in the pool ... The core task is to pump air into the partially filled water bottle and ...