Many students accelerate their learning through hands on exploration and experimentation. The K'NEX introduction to Machines range allows students to explore diverse areas of the curriculum. Includes a detailed 19 page Teacher's Guide covering 5 different lesson plans. Models to be built include Egg Beater, Blender, Chainsaw, Record Player, Crank Fan, Car Window and Exercise Bike. Builds 7 different gear models including 2 spur gear, 2 crown gear and 2 chain and socket gear examples. Covers key terms, definitions and concepts.