So far my son (8th grade) really just uses Desmos https://www.desmos.com/calculator https://www.desmos.com/calculator which is apparently also built-in to the S

So far my son (8th grade) really just uses Desmos https://www.desmos.com/calculator https://www.desmos.com/calculator which is apparently also built-in to the SAT now (which is taken on a computer) - I have been trying to convince him a separate calculator is better but so far no luck.