STEM toys are science, technology, engineering and math-based products that are geared towards developing useful skills in all areas of learning. This product focuses on the core subject: Math. •A fun strategy game for the whole family – it will take less than a minute to learn with fun challenges for all ages •Players take turns placing their 21 pieces on the board; each piece must touch another of the same color, but only at the corners •Stake your claim and protect your territory by fitting as many of your pieces on the board as possible while strategically blocking your opponents •The Blokus game ends when no more pieces can be placed down, and the player with the lowest number remaining wins •Game includes a game board and pieces •Blokus from Mattel is suitable for children aged 7 years and older