Electronic games & toys you can build

This is a "How to Build" book for electronic games and toys. It has black and white photographs of the completed project, descriptions of how they work and electrical schematics on each of the projects. There are tips on sodering, electrical parts, and tools needed, and ecplanation of how to mont thje equipment to backing hardboards. The games and toys are designed to be inexpensive, and simple to create. They are for single or multiplayers. There is also a schematic on how to make a musical instrument, and another that helps with a magic card trick, all with using electonics. It is book number 20183.