Description: Play free Tetra Blocks for free! Just click and start playing Friv Puzzle games online. Best of Friv 2020 series are waiting for you similar Tetra Blocks online at Friv-2020.com. Lots of greatest Tetra Blocks for boys and girls at one place. We are added new Friv games every day. Free and safe with Tetra Blocks. You can play more game in Puzzle games category!