Play form of quercetti STEM (Science Technology Engineering Art Math) !!! Quercett Playform tiles are a new, modern version of the classic "card house". These cards have been replaced with different colors and sizes of plastic plates. The designs have been designed and built to be compatible with each other so that they can make amazing 3D designs. Be prepared that the construction can be moved without dropping any tiles. Do you have model images or do you have more confidence in creating your imagination? The package includes 20 small (22x3 mm) and 40 large (45x3mm) plastic plates and pattern prints. Suggested age 5+.