Keyt is a simple toy, fun and exciting activity that inspired by lock and key. By turning the key and the rings inside the lock and the coordination created between them, the key passes through all the rings inside the lock and is placed inside the lock and procedure is also performed when removing the key from the lock. This placement of the key in the lock increases concentration in children and helps eye-hand coordination.

Esmail Ghadrdani was born in Esfarayen,Iran. He was very interested in painting . His first exhibition of paintings was held when he was only 10 years old. he has won many awards in this . He holds a bachelor of industrial design degree from the semnan of art University. He also has extensive knowledge in the field of 3D softwares and He is proficient in all aspects of design and modeling. He is also interested in toy design and research about children ,and has written an article on the subject . he won many prestigious international design awards such as, International Design Award (IDA), A’ Design Award, European Product Design Award (EPDA) and etc.

Esmail Ghadrdani is an Iranian product designer, born in May 1992. He has a strong interest in product design as well as design and activities in the field of children. He believes that good design can communicate with the user and also a good design can make the world beautiful.