Made in Rostov-on-Don, Russia by Stellar. This set includes 80 round pieces that each measure 0.5" (13 mm) in diameter. Material: polystyrene. For ages 3+.Mosaics like this one are great for developing kids' spatial and logical thinking, memory, and eyesight, and also for introducing shapes and sizes. Children can arrange the pieces any way their little hearts desire! Use this set during playtime at home, kindergarten, or in speech therapy groups.
