This concept teaches students what a ratio is and how to use one.
This video gives more detail about the mathematical principles presented in Forms of Ratios.
This video shows how to work step-by-step through one or more of the examples in Forms of Ratios.
A list of student-submitted discussion questions for Forms of Ratios.
Discover the geometry behind the scale model railroads you can find in museums, toy stores, and amusement parks.
Discover how artists create dollhouses that end up in museums.
This study guide reviews ratios, proportions, and cross-multiplication.