Ages 3 to 6 years. ""Essential Maths"" is a graded series with 5 books, prepared in accordance with the new syllabus prescribed by the NCERT on the basis of CCE (Continuous and Comprehensive Evaluation). Extensive drilling with integrated revision exercises forms its key feature. The book stands out because of the various levels of exercises that ascend from simpler to more complex ones. This makes the process of learning mathematics interesting and fun-filled. Colourful illustrations exclusively created for children add to the joy of learning mathematics!