What are items developed or purchased to supplement instruction called?

Items developed or purchased to supplement instruction are referred to as instructional aids. These aids are specifically designed to enhance the learning experience by providing additional resources that can help clarify concepts, engage students, or support various teaching strategies. Instructional aids can include visual aids, such as charts and diagrams, interactive tools like models or simulations, and even digital resources that facilitate deeper understanding.

Using instructional aids effectively can make instructional delivery more dynamic and interactive, allowing instructors to cater to different learning styles and preferences. It is crucial in any educational setting to utilize these aids to reinforce the core content being taught, as they serve to bridge the gap between theoretical knowledge and practical application.