A dart knife was a knife toy, usually made of plastic or metal. It was shaped like a dart and had a sharp blade and a sharp tip. There were many ways to play with a dart knife. The following were some common ways to play: 1. Throwing Dart Knife: Throw the dart knife to see who can throw the dart knife farther or more accurately. 2. Dart knife competition: You can organize a dart knife competition. For example, within a specified time, see who can throw more dart knives, or see who can throw more high score dart knives. 3. Dart knife puzzle: Put the dart knife puzzle together, then use the dart knife to cut the puzzle into different shapes or patterns. It was important to note that the dart knife was a dangerous toy and needed to be used with caution. When using the dart knife, you must pay attention to safety and avoid hurting yourself or others. At the same time, the dart knife was not suitable for children because children lacked judgment and self-protection ability, which was prone to danger. While waiting for the anime, you can also click on the link below to read the classic original work of " Full-time Expert "!