539627
Builds 8 working models with use of 1st 2nd and 3rd class levers and fixed moveable and combination systems one at a time. Detailed Teachers Guide with key concepts terms definitions and learning objectives and 8 lesson plans included. Packaged in a strong storage tray with moveable dividers and snap on transparent lid.2-3 students. Ideal for Age 8+.Pack Size: 178 pieces
