It's quite surprising how they allow to teach about Bitcoin considering most people think it's high risk investment, not to mention the risk of fall to gambling.
Bitcoin can be used for many purposes, gambling is one of its use cases but if you consider Bitcoin as your investment asset, it is not gambling.
Trading can be considered as gambling especially if you trade without knowledge and experience about trading in general and about Bitcoin market in particular. Trading can be seen more like gambling if you trade it with Leverage or Futures markets.
If you only spend your money to buy bitcoin, for your investment portfolio, it's not gambling. It is more secure if you know risk of "It's not your keys, it's not your bitcoin" to store your bitcoin in open-source, and non-custodial wallets.
Reminder: do not keep your money in online accountsThese students can learn Bitcoin with
https://www.lopp.net/bitcoin-information/bitcoin-explained.html