Colour the blocks

Play Colour the blocks online for free on Play HTML5 Games for Free. This Puzzle browser game loads instantly with no download required. It also works on mobile devices.

Sharpen your mind with a connect-the-block-style one-line brain training puzzle game. A simple but addictive one-line puzzle game that’s completely free to play. Your brain becomes more active the more you play. During your commute, before you sleep… enjoy downtime with brain training. The rules are extremely simple. Just fill in all of the blocks using only one line.

Just fill in all of the blocks using only one line