Do you want to feel like a real design engineer? Understand the processes that set the assembled model in motion, then this constructor is for you. The wooden construction set "Hydraulic excavator" will please both young handymen and their parents. To assemble the model, you will have to apply ingenuity, logic and real engineering mind, because this set is not as simple as it seems at first glance. Thanks to him, the child learns about the basics of mechanics and hydraulics. Assemble the excavator following the instructions in the instructions, fill the syringes with water and make the toy move! Operate the excavator by pushing the syringe plungers and watch with excitement as the water moves the entire model. Excavator parts are made of environmentally friendly wood using laser cutting, the smooth surface of which can be used for painting. The plastic elements of the toy are made of absolutely safe medical grade plastic. Wooden construction set "Hydraulic excavator" is recommended for children over 7 years old. The set includes: - plywood construction details - 64 pcs; - 5 ml syringes - 8 pcs; - flexible hose 80-85 cm - 1 pc; - double-sided adhesive tape (4 pcs in a block) - 1; - metal fasteners - 22 pcs; - instruction.