This is a complete & comprehensive teaching & learning course intended for children sitting 11 CATs common entrance & scholarship examinations It is arranged in a topic by topic format Plenty of practice exercises are included This work prepares children for Cognitive Abilities Tests (CATs) All books are rigorously classroom tested Methodologies presented have been used in AE Tuition classes for over 20 years These books are frequently revised & updated Answers progress chart & a certificate of achievement are also included