Squares, rhombuses and other quadrangles

How to start studying mathematics, so that everything is clear to the child, but it was not bored? Books of this series will help your child understand the basics of mathematics and physics. The material in the books was presented briefly and simply - only the most important information on the subject and vivid understandable illustrations that your little mathematics will certainly like and make the classes interesting.
The author of the books is David Abraham Adler, an outstanding popularizer of science, who wrote more than 250 books for children and adolescents. His works helped many children understand and love the exact sciences, the study of which usually causes difficulties.
This book is about geometric shapes - quadrangles. Your child will get acquainted with different types of quadrangles and learn to measure the corners. All examples in the book are accompanied by exercises that will help to learn the material