Big Brain Academy: Brain vs. Brain is a puzzle game developed by Nintendo for the Nintendo Switch platform. It consists of a series of brain-bending activities that test your mental skills. The game offers a wide variety of activities, including memorizing a series of numbers, identifying an animal as it slowly comes into focus, and helping guide a train to its goal.

The game can be played in 4-player matches, where you can challenge your friends and family to see who gets the highest score. The game offers varying difficulties, so everyone can play together. You can also take a fun test to get your own Big Brain Brawn score and unlock dozens of outfit options for your in-game avatar. Additionally, you can compete against other users' data in Ghost Clash mode to see how you match up to brainiacs around the world.