The concepts taught in the books are in accordance with the mathematics syllabus followed in schools all over the world. The books have been carefully graded so that children progress smoothly from basic to higher concepts. A number of practice exercises have been included in the books so that children get ample scope to practice and master the mathematical concepts. Enough space has been provided in the books for children to solve the mathematical problems. The books contain revision exercises at regular intervals which help reinforce mathematical concepts and strengthen conceptual learning. Examples provided at the beginning of various exercises help children understand the methods of reaching the solution correctly. Colourful illustrations have been used extensively in the books so as to grab the attention of children and keep them engrossed. Answer keys have been provided at the end of the books for children to cross-check their answers. The instructions in the books are easy to follow and language has been kept simple and direct. The books develop and enhance logical thinking skills and make learning fun.