Keep it simple with real STEM learning! Discover amazing engineering wonders through scientific exploration with colourful, engaging tools and hands-on activities and experiments. Introduce and explore all 6 simple machines as you make amazing discoveries, design solutions for real-world problems, and conduct your own investigations. Includes:. A lever board, wedge, pulley with rope and hook. Cart with 4 removable wheels, Archimedes screw, 4 barrel weights, and 10 double-sided Activity Cards to build early engineering and problem solving skills. Comprehensive Activity Guide with reproducible materials is also included. Largest piece (cart) measures 5"L x 3½"W.