Screws, screws and perforated elements can be connected to each other without the use of additional tools. All a child needs to play is a pair of hands and lots of imagination. The box contains everything necessary to build a world of robots, animals and other things that come to mind. Thanks to the perforated base, the structures can be vertical or horizontal. Tecno Jumbo stimulates coordination, logic and creativity, helping children understand the basic principles of mechanics while having fun. Playbio is a new series of organic products from the Italian manufacturer Quercetti. The products are prepared from a biological composite made of wood fibers and special plastic. The wooden fibers that are usually disposed of as waste come from sawmills that have the appropriate environmental certificates. Higher wood content reduces the amount of carbon dioxide needed in production by as much as 80. After use, the toy can be 100% recycled.