What You See Is Not Always What You Get

Students estimate and calculate the distance of a shape. In this algebra lesson plan, students differentiate between a horizontal distance and it's reflected image. They measure the reflection and the point starting at the eye of the...

For kids who love movies, figuring out a schedule for the maximum number that can be seen in one day is not only a good demonstration of Common Core mathematical practices, but also a highly motivating activity. Robert Kaplinsky...

With so many math standards to fit into a school year, it can be difficult keeping track of what you have and have not covered. This collection of Common Core checklists allows you to maintain a running record of when each standard was...

When will a wind farm pay for itself? Individuals calculate the anticipated annual revenue for two proposed wind farms. By comparing the number of years it takes to pay back the initial investment, they determine which site makes the...

What happens in the muscles during anaerobic and aerobic exercise, and how does this affect the heart and our overall health? A cross-curricular lesson that introduces learners to the lifelong benefits of exercise, including the ability...

We are not exactly sure what a Squeeble is, but apparently they love cake and fractions, and your little bakers-turned-mathematicians will also. This app focuses on the basics of fractions including modeling fractions, equivalent...

PEMDAS is not all that it is cracked up to be. The short video provides an argument that the order of operations may not be instructionally sound. The presentation shows that understanding the concepts and properties of mathematics...

Setup the idea of functions for the class. Using sets, the presentation introduces the concept of a function. The initial example uses a general function but then moves on to equations as functions. The video provides an example of an...

Who would have thought we could use SpongeBob as a mathematical example? A fantastically fun video that provokes higher thinking about the reality that SpongeBob's house might not actually be a pineapple based on its relation to the...

Raising the global temperature by two degrees may not seem like much, but the impact this would have on the planet is amazing. Follow along with this short video as it examines how even a small change to a system can turn its regular,...