View our range of the best Quercetti intelligent construction toys. Quercetti toys know that toys are important tools for children's intellectual and physical development. Their toys are designed to stimulate reasoning, creativity and mobility skills. They are also designed to be used time and time again without becoming repetitive by always inspiring new discoveries and inventions. Too many toys appear promising when advertised but are ultimately disappointing to children and parents. In our experience this just does not happen with Quercetti toys. They spend a long time to observe how children play, how they treat their toys, what they like and what they don't. Then they design and modify their toys accordingly. This is why their toys so frequently win prestigious international awards.