This construction set combines several mechanical models, whose origin goes back to designs from Leonardo da Vinci: pivoting bridge, chariot ... An activity booklet with numerous illustrations and descriptions for the original designs from Leonardo da Vinci provides information, which is worth learning. History you can touch!This play-and-learn construction set helps children learn the principles of pneumatics and uses realistic models to demonstrate how compressors, pneumatic valves and cylinders work. The new, 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 young inventors with background knowledge on the subject of pneumatics in combination with the instructional activity booklet.