Build the wooden catapult system created by the one and only Leonardo da Vinci with this educational construction kit for young engineers. Designed with kid-friendly instructions, this fun DIY kit leaves young girls and boys with a satisfying sense of achievement and a real, working catapult that can fling small ...
This award-winning science kit includes everything you need to spark your child's imagination. Start by making your own dough with the included recipe, then use the cookie cutters to create shapes. Next, add LEDs, crocodile clips and buzzers to complete the circuit and watch your creation light up.
Give your aspiring engineer a refreshing building challenge with our clever, colorful Fun Straws. These straws and connectors fit together to create elaborate beverage sipping structures - perfect for sharing a drink with a friend. With 104 pieces, no crazy contraption is ever the same twice.