If you and your child have completed enough Math Hack lessons, it's time for you to take a Prize Closet challenge.
The Prize Closet challenge in Math Hack is not a typical "quiz", because the questions are designed to balance math problems you are nearly certain your child can answer (one third of the questions), another third of the questions are problems they seem to be gaining proficiency in and the final third are truly challenging questions.
This is a great opportunity for you to reinforce math skills that require practice, help your child reinforce some nearly acquired math skills and assess how close they are to future math concepts.
Most of all, this is a fun and safe environment to introduce your child to the reality that both familiar and new math problems can be solved correctly using different methods.
As your child gores beyond learning their 81 addition facts much sooner than the national average, it's a great time to transition into multiplication and exponents. Their age doesn't matter (this sample prize closet was successfully completed by a child just before their fourth birthday.