It presents them with shapes and a matching hole to put the shapes into. The toddler then drags the shapes down into the correct location.
It attempts to teach them to understand
* the concept of different shapes
* problem solving logic to put the shapes together
* how to use touchscreens
* coordination for the younger toddlers
* shape names
* colors (full version)
* numbers, alphabets for older toddlers (full version)
It contains shapes like squares, triangles, circles and stars (more in the full version).
For older toddlers it contains number and alphabet modes to give them a head start in learning those (full version).
It is Ad free with no special permissions and works on mobiles/tablets, so if you like it please upgrade