New internet challenges are popping up ALL THE TIME, but the latest one is pretty dangerous.
It's being called the "Skullbreaker" craze, and it involves 2 people knocking a 3rd person of air while he or she is jumping in air. Basically, it knocks a person on their back and cause them to hit their head or much worse.
The craze has been big in South America and Europe, and parents and school officials say it is incredibly dangerous.
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