Number Systems is an educational app designed to enhance students' understanding of Natural numbers, Rational numbers, and Real numbers. Developed by Gerrit Stols, this Android app is a valuable tool for school students studying mathematics.

The app provides a clear and concise explanation of Number Systems, offering several examples to illustrate the concepts. It also includes a summary mind map that helps students visualize the relationships between different types of numbers. This visual aid aids in comprehension and retention of the material.

One of the standout features of Number Systems is its practice exercises. These exercises allow students to apply their knowledge and test their understanding of the topic. By engaging in interactive practice, students can reinforce their learning and identify areas that require further attention.

Overall, Number Systems is a comprehensive educational app that effectively supports students in their study of Number Systems. With its informative content, visual aids, and interactive exercises, this app is a valuable resource for students seeking to improve their mathematical knowledge.