This is an engaging, interactive story about a hedgehog and his friends. The game includes a few dozen educational tasks and games for children 4-6 years of age. The tasks are aimed at developing cognitive processes including:

Attention,
Visual memory,
Logical reasoning,
Spatial intelligence.

The game features 2 modes:
Mode 1 - Story with 5 chapters with alternating narration and plot-related tasks
Mode 2 - 20 mini-games, each with 3 levels of difficulty. While playing those mini-games, the child develops concentration, attention capacity, working memory, logic, and spatial intelligence. By training these cognitive abilities, your child will be successful at school and easily learn and process increasing information volumes.

In the Lite version, you can play through the first chapter of the story with 5 mini-games. The full version contains all 5 chapters and all 20 mini-games.

The author, Dr. Irina Marina, is a child neuropsychologist with more than 10 years of experience and a PhD in neurobiology. Her games are based on the materials she uses in her practice with kids.

In the 1st chapter, you learn about the main character and search for the Lost Shadow of the Mouse, the hedgehog's friend. The following tasks await you:
Find differences between the pictures,
Recall which things the friends took with them,
Place the animals into the correct cars of a train,
Find similar objects among a group,
Deliver a letter to the correct address,
Assemble a puzzle,
Find mistakes in a picture,
Recall positions of insects and other animals.

In the 2nd chapter, the Hedgehog cleans up his house, and he visits his friend, the squirrel. In this chapter, you will find tasks where you have to:
Classify objects,
Find an object which is not like the others,
Pick the correct pattern for a rug,
Place pictures in the correct order,
Match various household objects,
Find missing pieces of pictures, and more.

The 3rd chapter is about a "Hare's Birthday". You will get the following games and tasks:
Pick a gift matching the given requirements,
Solve a maze,
Recall the animals who visited the Hare,
Find numbers in the correct order,
Warn a friend of danger by pressing the alert button,
Recall the colors on a palette, and more.

In the 4th chapter, the Hedgehog travels to "Geometry Land" in his dream. All tasks are based on geometry-related material. The following mini-games await you there:
Solve a sudoku puzzle with objects and geometric shapes,
Find all objects of the required shape,
Find a hidden object,
Classify objects by their shape,
Recall the colors of different shapes, and more.

In the 5th chapter, the Hedgehog and his friends build a new house, which turns out to be not as easy as they expected... You will face the following tasks:
Solve a sudoku puzzle,
Find an object which doesn't match the others in a group,
Find an error in a sequence,
Find a pair of matching flowers,
Decorate a cake,
Match a key to a lock,
Recall who watered which flower, and more.