This Math Manipulatives Activity Kit includes 150 magnetic pieces and 26 reproducible activities. Use the 108 magnetic pattern block pieces to teach spatial relationships and simple geometry. The 42 tangram pieces (six tangram puzzles) are a great, hands-on resource for teaching mathematical reasoning and problem-solving skills. Because these math manipulatives are magnetic, your student's elaborate patterns and puzzles will stay in place! The kit also includes a companion activity book for both sets of math magnets and two magnetic-receptive Kidboards™. This is a fabulous kit for classroom, home and travel!