The book is for the 11- to 14-year-old who has fun making homemade toys, devices and curiosities. It is for the build-it-yourself enthusiast who likes to tinker and build simple devices.This book provides instructions for making 50 projects. Some are useful items, some are artistic, all are clever and appealing. There are a variety of projects: toys and playthings, curiosities and novelties, useful and practical items. Over 150 diagrams and well written instructions adequately explain how to do each project.Clever Construction is for those who like to make simple improvised devices. The book could be used by someone looking for a hobby or anyone interested in hands-on building and creating.Most of the projects are made using common materials and items you probably already have around the house. The tools needed are those most people already own such as scissors, hammer and pliers. The time required to make most of these projects is between 15 minutes and 1 hour. A few items require around 2 hours.