What is Colour the blocks?
Colour the blocks is a free puzzle game with arcade, casual and hypercasual elements that you can play online in your web browser on Gameziko. It needs no download, no install and no account. Sharpen your mind with a connect-the-block-style one-line brain training puzzle game.
How to play Colour the blocks
- Press "Play now" on the game screen. Colour the blocks loads inside the player; some games take up to 20 seconds and may show a short ad first.
- Just fill in all of the blocks using only one line
- Use the full-screen button at the bottom right of the player for a bigger view, and press Esc to leave full screen.
Game details
| Category | Puzzle |
|---|---|
| Tags | Arcade, Casual, Hypercasual |
| Controls | Shown in the game |
| Screen | Portrait (580 × 854) |
| Price | Free |
| Download or sign-up | Not needed |
| Distributed by | GameMonetize |
| Added to Gameziko | 30 September 2026 |
Description from the developer
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.
Colour the blocks: frequently asked questions
Is Colour the blocks free to play?
Yes. Colour the blocks is free to play on Gameziko, with no download and no account needed. Like most free web games, it is funded by ads, so it may show a short ad before or between rounds.
What are the controls in Colour the blocks?
The developer's instructions for Colour the blocks say: "Just fill in all of the blocks using only one line"
Can I play Colour the blocks on a phone or tablet?
Colour the blocks is an HTML5 game, so it opens in modern mobile browsers as well as on a computer. Its controls were designed mainly for a mouse, so a computer usually gives the smoothest experience.
What games are similar to Colour the blocks?
If you like Colour the blocks, try Snake Way, Arrows Puzzle Escape Tap arrows and Animal Merge: Zoo Drop. They are puzzle games with similar themes, and you can find more in the Puzzle category on Gameziko.
Related guides
- 6 Best Free Puzzle Games to Play in Your Browser: Six free puzzle games to play online with no download, from 2048 and water sort to jigsaws, Minesweeper and sliding blocks, and who each one suits.
- 2048 Strategy: How to Reach the 2048 Tile: How 2048 works and the corner strategy that wins it: keep your biggest tile in a corner, build a chain, avoid one direction and recover from mistakes.
Good to know
Colour the blocks is made by an independent developer and delivered by GameMonetize, so Gameziko cannot change the game or recover lost progress. Any progress the game saves is kept in your browser on this device. If the game does not start, wait up to 20 seconds, allow ads for gameziko.com and try again, or report the game.