Vintage set of tangrams called 7 Pieces of Cleverness made by Discovery Toys in 1980. Thick blue plastic shaped tiles (almost 3/16") that you arrange into the different designs provided in the booklet. Great for ages 8 and up. All pieces, box, and instructions included. The box and instructions are in "vintage" condition but still pretty good; please see photos. Plastic pieces are in very good condition. Made in Spain. Box 6-3/8" square, 1-5/8" high. Packaging and shipping process is photo-documented.