Instructional Video2:13
Curated Video

Ryan’s Poster (Find the perimeter in the context of a one-step real-world problem.)

K - 12th
Ryan is decorating the boundaries of a rectangular poster with ribbon. How many feet of ribbon does he need if the rectangular poster measures 6 feet in length and 3 feet in width?
Instructional Video2:57
Curated Video

Howard's Apartment (Decompose a rectilinear figure and calculate its combined area in the context of a real-world problem.)

K - 12th
The following shape shows Howard’s apartment. The lengths of the sides are labeled. What is the total area of the apartment?
Instructional Video4:40
Virtual Nerd

How Do You Use Unit Rates to Compare Rates?

6th - 8th
Cupcakes, cupcakes, cupcakes! Where shall we buy some cupcakes? There are two stores selling cupcakes and we would like to know which one has the better deal. The instructor demonstrates how to find the unit rate for the cupcakes at each...