A set of notebooks decide. 4 notebooks. For children 9-10 years old

A set of teaching notebooks and puzzles for schoolchildren. Tasks teach the child to think, explain and consolidate such topics as an account, algorithms, train fine motor skills, improve logical and spatial thinking and reading skills.
The set includes:
Notebook Decide, 9-10 years.
In a notebook of 23 types of tasks, the options of which are gradually moving from light to complex. Some tasks will help the development of logical and spatial thinking, others can understand the score and numerical rows, and some of the tasks pump the knowledge of letters and the ability to read.
Notebook Shares and fractions, 9-10 years old.
The secret of understanding the shares and fractions in phased development. It makes no sense to explain even simple operations with fractions without understanding how they are arranged, and how 2/3 differs from 3/2. And with pizza and pies on the pages of the notebook, this will turn out not only easy, but also so tasty!
Notebook Logic and Programming, 9-10 years old, 8-9 years old
82 tasks are collected in the notebooks that will help the child develop important skills for studying: they will teach to see the whole problem, analyze its causes and build an effective solution plan.
Notebook “Decide. Cubometry 3D, 8+ years.
The long -awaited continuation of the “Cubometry 3D” notebook: new fascinating tasks for the development of the spatial thinking of children from eight years. Prove important skills for mastering the school curriculum in geometry, physics and geography