Toy consisting of interconnected hinged blocks

A Jacob's Ladder type toy comprising in combination;

• a set of substantially square blocks hingedly interconnected in a linear series by three ribbons fixed at both ends of each said substantially square blocks to both ends of each adjacent said substantially square blocks running from the ends of said substantially square blocks over the surfaces of said substantially square blocks to the ends of each adjacent said substantially square blocks wherein each of said substantially square blocks consists of two mating plates made of a dimensionally stable plastic, one half of said mating plates having a first hollow cavity with first ribs with round sockets formed at each crossing of said first ribs and the other half of said mating plates having a second hollow cavity with second ribs lining up and matching said first ribs with square pointed pins formed at each crossing of said second ribs, which when said mating plates are fixed together said square pointed pins pierce said ribbons, where each said ribbons consist of one continuous piece running from the first of said substantially square blocks in said series to the last of said substantially square blocks in said series and each of which passes between said mating plates of each said substantially square blocks, and said square pointed pins are seated in said round sockets thereby holding said mating plates together while holding said ribbons firmly in the interior of said substantially square blocks by both said first ribs and said second ribs and said square pointed pins.