Power Blocks - Tangram HD is a free puzzle game developed by wwwSAGITALnet for Android devices. The objective of the game is to fit differently shaped pieces into a grid forming a complete square with no holes left behind. The game offers a great challenge for players of all ages and is a great way to exercise their brain.

The game has a user-friendly interface that is easy to navigate. Players can choose from various levels of difficulty, ranging from easy to hard. The game has a total of 400 levels, providing players with hours of gameplay. The graphics are colorful and appealing, and the sound effects are engaging, adding to the overall gaming experience.

Overall, Power Blocks - Tangram HD is a great puzzle game that is both challenging and fun. It is a great way to exercise the brain and is suitable for players of all ages. The game is free to download and play, making it accessible to everyone. If you're a fan of puzzle games, then Power Blocks - Tangram HD is definitely worth checking out!