Build your own rocket using just a bottle, water and a pump. Watch the rocket soar as high as 30 metres into the air as you pump air into it! Complete water rocket kit with easy assembly, multiple launch options, and detailed instructions. Encourages hands-on learning and experimentation, promoting teamwork and curiosity in a safe, engaging outdoor activity. The kit includes: 1 plastic bottle (rocket body), 4 fins (including one spare), 1 fin support, 1 bung, 1 bung connector, and detailed instructions for easy assembly.