Intraduction to CrossFire:
CrossFire is a game that cultivates the ability of hands and eyes to perform precise opera-tions, the game steps are very simple, as long as you hold the handle and move along the wire to the other end, the handle touches the wire more than six times in the process of moving, the game challenge fails, the controller touches the wire less than or equal to six times in the process of moving, and the game challenge is successful.
Next, let's assemble the CrossFire level together.

Preparation tools and self-prepared materials:
You need to prepare a small Phillips screwdriver, a pair of scissors, 3 AA batteries No. 5, you need to use a screwdriver to install screws during the production process, you need to use scissors to trim the cable ties, and you need to use batteries to make the made model work normally.

Notes:

• Hello children! Please be careful when opening the material pack to avoid the sudden loss of small materials, which may cause your small production to be unable to do well.
  
  
• Children should not assemble small works separately, it may be dangerous to make them alone, so you must be accompanied by your parents or teachers to make them.
  
  
• If you want to easily make a small model, you need to read the instructions carefully, follow the steps to make, you can ask your parents or teachers if you don't understand, and seek the help of others is also a kind of learning.