VERSATILE AND STRONG: Cardboard is a readily available free and unlimited building block that can be folded sawed and hole-punched while maintaining its durability. Better still it can be reused and recycled. CREATING IS SIMPLE: Punch a hole through cardboard using the SAFE-SAW place the SCRU over the socket of the SCRU-DRIVER and after a few quick turns your cardboard creation will begin to form. Manufacturered by Makedo. OPEN-ENDED PLAY: With the pride of independent making Makedo creations then open the door to imaginative play where the child is protagonist in a hack-able world of their own making. STEM LEARNING: The awesomeness of Makedo is that children learn by doing creating experimenting failing and maybe succeeding but that's not essential. Ideal for collaborative creative environments such as classrooms maker spaces museums and of course homes. BRING IMAGINATION TO LIFE: with Makedos reusable cardboard construction TOOLBOX one to two kids aged 7+ or as young as 4 with adult guidance can build anything they imagine.