Mixtures, weighted percentages, and varying speeds make problem solving difficult. The resource give learners a strategy for tackling these types of problems effectively. 

Here is an excellent, detailed one-page reference sheet to introduce students to what a grade point average (GPA) is and how to calculate their own. 

How much rain can that cloud make? Through a simulation, the class estimates the amount of candy rain contained in different cup clouds. After probing the clouds using different methods, class members adjust their estimates. Participants...

Is obesity a disease or just a preventable risk factor for other diseases? Scholars attempt to form their own opinions by reading a background of the issue and watching videos that explore the main pro and con arguments using an included...

Here is a fantastic, educational handout packed with information and facts not only about the planets in our solar system, but also regarding major moons and their surface features, dwarf planets, comets, and asteroids. 

Dozens of statistical terms are defined and illustrated in this glossary.

A concise site that features "Just the Facts" about wolves. Information such as average length, height, weight, length of life, etc. is shared in this site.