This 277-element set is a wide-ranging tool for exploring simple machines. Through the building of realistic nonmotorized models, students develop a strong understanding of mechanical principles. The set is designed for students working in pairs and includes:

• Sturdy plastic storage tray with lid for easy classroom cleanup, inventory, and storage.
• 8 green cards with building projects for exploration of simple-machine concepts.
• 10 blue cards for applying simple-machine concepts by building models of real-world devices including a folding lawn chair, drawbridge, conveyor belt, turnstile, crane, and more.

Colors of LEGO ^® elements may change.