This is a modular educational spirograph. Modules can be freely assembled on the chassis. Rotating the handle to drive the gear, connecting rod for reciprocating motion, can draw a variety of beautiful patterns.Different combinations of accessories correspond to different patterns. Children can explore the relationship between the combination of accessories and patterns in the game, and use stickers to mark the location of each part on the map to record the exploration results.At the same time, the product also has a two-person cooperation mode, which promotes children's communication and cooperation skills.