Building Brick STEM Challenge Kit 250 PiecesThe STEM Engineering Challenge Kit offers over 250 versatile building pieces and 10 double sided challenge cards to help young engineers develop problem solving, creativity, and critical thinking skills. Students can choose from a range of challenges, such as constructing a spinning windmill or solving a maze, and use the included snap together pieces to design, test, and refine their creations. This hands on approach to engineering encourages