As for now, it is not good to let your kids use Coinbase. It is designed for the adult person, who knows the pros and cons of investing and other financial related risks. Due to fact that it is risky and since it has a high chance of making the person involved lose his/her investments it is not suitable for the minors. Parents asking, “Is Coinbase safe for kids?” should understand that it is possible to teach kids about savings and investments without using such applications and point to simple step before using Coinbase.
More information: https://radarro.com/is-coinbase-safe/