Toys, Games and Hobby Products Design Makedo Cardboard Construction System by Paul Justin Makedo is a simple to use, open-ended system of tools for creative cardboard construction. The Makedo system comprises seven purpose-designed elements to enable children as young as four to safely cut, fold and connect cardboard with ease and independence. Makedo parts are sold in varying quantities from individual tools through to classroom kits. Creations made with Makedo can be any size depending on the cardboard supply and capability of the maker/s. From one person holding a small creation in their hand up to hundreds of people collaborating to build a football field sized maze.