What Are We Listening To?

Come take a ride on the space bus! Scholars go on an imaginary trip to pick up their peers from the inner and outer planets while reinforcing math skills. First, learners round decimals to identify each planets' distance from Earth....

Lead your class on a search for precious bones. Using a presentation, the class investigates the golden ratio in art and nature. Groups of pupils measure specific bones and find the average ratio for the class. To further cement the...

Rose's commute to school is a fractional distance. After she runs part of the way, your class needs to determine what fractional distance she ran. This problem explores fraction operations through modeling and computation. The...

Get the most out of 100. A video presents percents as special fractions with 100 as the denominator. The narrator breaks down the term percent into its root and prefix. Using learners' knowledge of converting fractions to decimals, the...

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...

Demonstrating the concept of ratios with several simple examples (animals, fruit, girls and boys in class), Sal guides viewers through the process of finding and simplifying ratios. Even those who have a hard time grasping the concept of...

What is a function? What is a one-to-one function? Using examples of domain and range and looking at different mappings, this video looks at the definition of a function and more specifically, the definition of a one-to-one function.

While playing an online tic-tac-toe game, students will record their results on the provided spreadsheet. After playing and recording, students will convert their results into fractions, decimals, and percentages. This is a great...

Is zero positive or is it negative? Are all positive numbers to the right of zero on the number line? Are all negative numbers to the left of zero on the number line? Are all positive numbers greater than zero? Are all negative numbers...

Show your learners what a part-to-part ratio can look like with this pancake recipe. The video shares how ratios can change when one part changes, but they are still equal. Demonstrate to your learners how to set up initial ratios in the...