How to have a small game with friends in your spare time? An intelligent omnivorous creature has brought a ping-pong gun from the strong people abroad. The raw materials are simple and easy to find, and the production process is not complicated. More importantly, you and your friends can have fun together and enhance your friendship.
Materials: one ping-pong ball, a pair of scissors, a roll of tape, a paper tube, a can of hair gel, and an electronic igniter (available in stores, or you can remove one from a liquefied gas stove if there's none).
Steps:
1. Seal one end of the paper tube with tape and cut a small opening;
2. Insert the ignition end of the electronic igniter into the sealed end of the paper tube;
3. Spray the hair gel into the unsealed end;
4. Place the ping-pong ball inside;
5. Press the igniter to launch!