This guide focuses on the use of low-end technology to make education more inclusive for children and adolescents with disabilities. The definition of "assistive technology" is discussed, and low-end technology is defined as simple modification/adaptation of toys and games, design and construction of simple switching devices, and the adaptation/ modification of academic tasks and activities to enhance full student participation. Individual sections discuss: the importance of matching low-end technology design with a user's needs; basic tools and supplies for getting started in low-end technology; uses for single switches; characteristics of the user to consider in deciding what type of switch to construct; and ways to construct single switching devices including push switches, pull switches, squeeze switches, movement switches, and metal to metal switches. Contains a list of sources for print materials and catalogs. (DB)