McGraw Hill
Glencoe Mathematics: Online Study Tools: Scale Drawings and Models
This site gives a short interactive quiz which allows students to self-assess their understanding of scale drawings and models.
TeachEngineering
Teach Engineering: Off Road Wheelchair Challenge
Students further their understanding of the engineering design process (EDP) while being introduced to assistive technology devices and biomedical engineering. They are given a fictional client statement and are tasked to follow the...
ClassFlow
Class Flow: Ratio
[Free Registration/Login Required] In this flipchart, students apply their understanding of ratio, percent, and direct proportion in various situations. Students solve problems involving ratio and proportion with similar figures and with...