Mathalicious: Frame Rate
Mathalicious

In this lesson, students use unit rates to explore the frame rate of a camera and video player.

Mathalicious: Need for Speed
Mathalicious

In this lesson, students learn that beyond a certain speed, a car’s fuel economy (the distance it can travel per gallon of gas) decreases the faster it goes.

Mathalicious: Timber
Mathalicious

In this lesson, student use cylinder volume to determine how the amount of wood in a tree changes as it grows and discuss how communities around the world can harvest (or not harvest) wood in a sustainable way.

Illuminations: Understanding Rational Numbers and Proportions
Illuminations (National Council of Teachers of Mathematics)

his lesson, students use real-world models to develop an understanding of fractions, decimals, unit rates, proportions, and problem solving.