The pieces only screw together with the other parts that have the same shape, 4 different types of activities illustrated in color on prints.
The prints are made in plastic, for maximum resistance and durability for collective use in the classroom.
There are 16 different prints and 72 pieces to screw together (36 nuts and 36 bolts).
36 nuts + 36 bolts + 16 work sheets
The activities are based on:
•Recognizing colors and shapes