K'NEX® Education: K-8 Construction Set
Great value building set, contains 1315 K'NEX Rods and Connectors, 1 spring motor and a power pack motor. Two instruction books to build 80 models, including 8 dynamic motorized creations. Supports up to 12 students building simultaneously in teams of 2-3. Builds 80 models of varying difficulty. Multiple models can be built simultaneously. 1315 K'NEX pieces. Includes spring motor and battery motor. Supports 8 - 12 students working in teams. Packaged in four strong, stackable storage trays with moveable dividers and snap-on lids.