This is a Sensory Shape Sorter, a developmental toy for babies and toddlers.

3 stages of Montessori Learning - 

1) Learning - 6 sensory rattles with Sound. Match the Color and Shape

2) Interaction- Lever up and down to change the shape & Rotate the wheel to change the shape 

3) Exploration & Object Permanence - Turn the knob and find the shapes. 

• Shape Matching game: By turning the Knob and Lever on both sides, you can adjust the two middle sliders to match the corresponding shapes. Once match, simply insert the shape into its designated slot.
• Attractive Design : Featuring a cute dinosaur shape design, this.Its charming and fun dinosaur appearance is sure to their attention.
• Cognitive Development: This Shape Sorter Game helps exercise your child's cognitive abilities by familiarizing them with different shapes and colors perception through time.
• Easy Retrieval of Shapes: After inserting the matching shape, twist the slider again to drop it down. To retrieve, give a gentle twist to simulate turning a switch and open the lid to take out the shape inside.