Practice makes perfect is a true statement when attempting to master mathematics. This series provides guided practice in the form of examples and also plenty of self- contained exercises for mastering computational and other essential maths skills. Interesting activities with pictorial representation and multiple choice questions help student understands important concepts easily. Maths lab provides a platform to explore and learn mathematical concepts through a variety of activities using commonly available material. We hope that this series will contribute to joyful learning in the classroom. Key Features: Let us Warm Up - recapitulates concepts covered in the previous class Mental Maths - sharpens reasoning skills and improves quick computational skills Let us Revise - provides quick review of concepts learnt in the chapter Value Based Questions - inculcates human values such as kindness, sharing Maths Lab - students perform activities in a small collaborative group using simple materials We hope that this series will not only lay strong foundation, but also alleviate fear of the subject and infuse interest among students. We would welcome teachers for their valuable feedback and suggestions.