This newborn 2-in-1 toys is set of bubble fidget toy combine pop games with building games perfectly. Blocks building was simple, but also engaging and forced you to be creative and think ahead in your puzzle, so you can play with your kids with happiness. This Building Blocks supports STEM by introducing kids to sorting, grouping, counting, designing, constructing, and putting physics into play with blocks movement. Learning gets more intricate as children’s abilities advance. Just press the bubbles to make a slight popping sound, which can help people relieve anxiety and restore mood. These autism toys are also suitable for children with ADD or ADHD and people with obsessive-compulsive disorder. This set of building toys is made of high-quality materials. They are non-toxic with great durability. They are completely safe toys for your children and can be washed and reused for a long time. Package Content: 60 Pieces Colorful Blocks, User Manual. Note: the size of the block is 1.67inches x 1.67inches.