Play Color Sort Puzzle: Nuts & Bolts. This game is perfect if you love testing your brain with cool puzzles. Unscrew, swap, and sort bolts until every color matches up. Each level packs a tricky challenge, so you need to think smart and stay focused. If you are searching for a color puzzle game, sorting game, or cool math games puzzle, this free game is for you. Each round helps you train your brain and boost your logic skills while you chill and have fun. Try to beat every level and become the nuts and bolts puzzle master! more #1player #color #timekiller