Skill Driller - Ages 6.5 to 8 Author:Timothy Williams This book contains 325 full-color questions with answers. Most of the questions are picture-based. Though the questions generally reinforce the basic concepts, they do require application skills. The greatest asset of this book is its emphasis on logic and reasoning skills. Children are introduced to these essential skills by exposing them to... more » a wide variety of situation-based problems. For most of the questions, the parent's role is supervisory. However, some of the questions need active adult interaction.« less