Tier

A group of hands that play alike, such as top pair or better, weaker pairs, or draws and nothing.

Example

A big bet from a nit moves most of the range into the top tier.

Also written: tiers.

range All the hands a player could have, given everything they have done so far.
value bet A bet you make hoping worse hands call it.

Quads is for adults, 18 and over. It teaches with play chips only: there is no real money, ever.