This educational construction set helps students learn the principles behind pneumatics and uses realistic models to demonstrate how compressors, pneumatic valves and cylinders work. The powerful and compact compressor guarantees a reliable supply of compressed air to the models. In addition to vehicles such as front loaders, hay bale pickers and tree trunk grips, other educational models provide students with hands-on knowledge on the subject of pneumatics in combination with the instructional teaching and activity guide with is also included. Recommended: 1 set per 2 students. Contains 440 components for building 8 different models: Double Sliding Doors Scissor Lift Catapult Balloon Pump Tree Trunk Gripper Hay Bale Picker Front Loader Excavator Includes 4 pneumatic cylinders, four 4/3-way manual valves, battery holder for 9V block batteries, instructional teaching & activity guide. Requires 9V battery, sold separately. Models can also be powered with either the Power Set or Accu Set, each sold separately.
