Puzzle Walkthrough | Braininess Walkthrough Cool Math Gamers @adgardGame | Uploaded 7 months ago | Updated 3 days ago
You just need to go through all the cells of the playing field and reach the brains at the end. Some cells are highlighted in pink. You can go through them twice. There are 20 levels in the game and I think that's enough. The levels are not very difficult.
https://www.coolmathgames.com/0-braininess