Tools: a mineral water bottle, a rope, a knife.
Step:
1. First prepare the articles to be used;
2. Use a knife to cut the upper part of the mineral water bottle into two parts;
3. Connect the two separated parts with a rope;
4. Put the bait into the fishing gear. The bait can be earthworm, fish bait, etc.
Note: Due to the small fishing gear, only small fish can be caught.