Class members learn how to estimate the total costs involved to design and build a bridge by including design, material, equipment, and labor costs. The activity includes a discussion about the trade-off between cost and aesthetics.

Positioned inside the framework of linear and exponential functions, this lesson is more of an investigation into the effects of changing variables and constants inside an expression. The author takes familiar formulas, those for...

A good thesis is hard to craft. Model for your writers how to develop and refine thesis statements with a series of slides that discuss the purpose and format of this all-important sentence. Viewers following along as the process is...

Information about digestion of various food components is given in this PowerPoint. The diets of herbivores and carnivores are compared, and there are many diagrams giving details of their digestive system specializations. The...