Bring the fun of hands-on physics to the classroom! This classroom kit is designed specifically for middle school NGSS classrooms. It includes ten physics and engineering design activities that are aligned to eight Next Generation Science Standards and also comes with a 116-page book with detailed explanations and activity objectives to guide instruction. Each activity is intended to be performed in one or two 45-50 minute class periods. The kit comes with 437 durable plastic building pieces that are intended for repeated classroom use as well as illustrated step-by-step assembly instructions to direct hands-on model building exercises. Suitable for groups, each kit is designed for use by up to four students. The entire kit is contained in a stackable plastic storage bin with sorting tray and building lid, allowing for easy clean-up and organization of parts.