Analyzing, Comparing, and Composing Shapes. Students drag and drop pattern block pieces to build the shape shown. Square, Triangle, Trapezoid, and HexagonCrab, Frog, Fish, Rabbit, RocketThis deck of interactive pattern block logic puzzles is easy to use, and is a great math center to improve students' visual discrimination skills.The slides are designed to integrate technology into your math instruction and help students practice number sense. They can be used as a math center activity, a proje