Category: Ratio and Proportion

Spider-Man continues

How much did it cost to make?
How much will it gross?
Is the Spider-Man phenomena a guarantee for success?
How would you compare all of the Spider-Man movies?

Martin Luther King, Jr and social justice

We have 6 activities on Martin Luther King and the movement to a more fair and equal representation of Black lives in America. A timeline of KIng’s life; a timeline of the social justice movement; the history of Jackie Robinson; data on which monuments in the National Mall are most visited; a study of crowd counting; and an examination of the recent changes in the Bears Ears Monument size and the reasons for that change.

Home team advantage?

Ask students whether they think a game played at home gives their team an advantage.  If so, how much of an advantage?  Enjoy the discussion first, then show them our graphic.
Students use the infographic to compare NFL team home and away wins. They consider the best home team, the best away team and decide if NFL teams really do seem to have a home field advantage.

The James Webb telescope

 After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of the satellite during deployment. Is this telescope just a more modern telescope…

Activities for the Holiday break

Students work with the geodesic icosahedron of the Time’s Square Ball by slicing an icosahedron. How are properties valued according to their distance from GO in the game of Monopoly? Games with dice; puzzles; probabilities; and more.

Before the holidays activities (19 ideas)

 Giant Macaroon Nutcracker – In 2013, Chef Andrew Yeo, built a giant macaroon nutcracker in a Boston hotel using given amounts of ingredients. Students try to figure out how much of each ingredient I will need to make a similar but much…

Will one roll be enough?

Students can use the man or the basket as a reference as they try to approximate the size of these gifts and how much wrapping paper will actually be needed. Approximation, surface area, reasoning explanation, and diagraming! An X-box is…

Holiday shipping

These two companies carry a lot of our packages. What can you tell about them by the numbers? Does delivering a little percent late really equal to not many packages late?

Wind chill

Students use the National Weather System chart to gauge wind chill, examine the patterns that correlate increasing wind and/or decreasing temperatures, use wind chill numbers to estimate possible wind and temperature factors, and generally become familiar with this sort of interpolation and calculation. There’s a great high school extention that uses fractional exponents and logs to solve.

Shopping season already!

We used to see holiday sales right after Thanksgiving but, surprisingly, holiday shopping has already begun. Sales are advertised everywhere.  Students will be able to add some understanding and analysis to those shopping trips after calculating savings in dollars and…

Veterans Day 2021

Here are two very different maps about where Veterans live in the U.S. and which states have the largest density of Veterans citizens. What do these two maps make you wonder or realize? How can you explain their comparison?

What if I got more people to rake my leaves?

In this activity students see the inverse relationship between number of workers and time to complete the whole job. They graph hyperbolas and consider how long the extreme condition of zero people raking might take to complete the job.