Mechanics Laboratory Trimaran & Watercraft set

The image shows the Clementoni Mechanics Laboratory Trimaran & Watercraft set.
This is a STEM (Science, Technology, Engineering, Mathematics) construction toy designed for children aged 8 and up.
It allows users to build two models: a Trimaran and a Watercraft, and discover how mechanisms work.
The set includes over 130 interchangeable components.
It is described as a creative workshop for learning basic principles of mechanics and physics.