It's a frog toy. It's also a math learning game. But somehow, it balances on your sanity like a frog on a lily pad—delightfully precarious.

You stack these frogs while doing math, which sounds suspiciously like a rebellious way to teach numbers. STEM for kids age 3 and up? More like STEM for anyone who secretly wants to feel like a frog-wrangling math wizard.

This 63-piece set is basically a frog circus for your brain. Will the frogs topple? Will your kid master counting? Will you start craving flies? The answers remain as mysterious as frog philosophy itself.