This application contains Mathematics lessons for 4th graders, summaries and corrected exercises of all lessons without Internet.
Excellent summary that helps you understand the lessons while memorizing them quickly.
In this app we have integrated XO game as a quiz of all lessons.
An application that works without the need for internet and eliminates a pile of papers. You can use this app anywhere without needing a booklet or anything.
Complete summary of all 4th grade Mathematics lessons.

Summary :
• Chapter 1: Numbers and calculations
• Chapter 2: Data organization and management
• Chapter 3: Quantities and measures
• Chapter 4: Space and Geometry
• Definitions
• Scientists
• Quiz with XO game
This is a Summarization for educational purposes, not a book so there is no copyright violation.