Algebra

These posts help students see patterns and relationships.

Memorial Day, 2015

This Monday Americans will celebrate Memorial Day.  Who are we honoring?  How did the holiday come about?  Isn’t Memorial Day usually later in May? Students learn a little about the history of the holiday, analyze the possibilities for when it…

Triple Crown possibilities, 2015

American Pharaoh has now won the Kentucky Derby and the Preakness horse races. Will he win on June 6th at the Belmont stakes race and be the first Triple Crown winner since 1975?  Affirmed was the last horse to win…

Growth of Facebook update

Facebook is so accepted in our world today that it is even part of nightly news broadcasts as people are noted for receiving huge numbers of likes in appreciation or interest. Mark Zuckerberg, the founder and CEO of Facebook, is…

Earthquake magnitudes, Nepal

Nepal has just experienced several tremendous earthquakes and aftershocks causing massive damage and loss of life. The IRIS (Incorporated Research Institute of Seismology) Seismic Monitor will allow your class to visualize the most recent quakes and their magnitudes in this region. Our updated…

NFL draft picks

Every spring, roughly 250 college football players are drafted by NFL teams through the NFL draft.  Team rosters, careers, and multi-million dollar contracts are on the line …  This is one of the biggest days of a football players life.…

Earth Day, 2015

Wednesday, April 22nd, is Earth Day.  We have two great activities to help students appreciate the beauty and fragility of where we live.  The Blue Marble – Students compare maps with this famous photo and check to see which characteristics are maintained…

Figuring planting dates

It’s time to get ready to plant my garden again.  But here in Boston we have to start our seeds indoors to give them a head start before we can put plants outside. How should I figure out when to plant my…

Passover macaroons

Passover begins this year on Friday evening, April 3rd, with a Passover seder dinner. Passover is one of the three high holidays in the Jewish religion and celebrates the Exodus of Jews from slavery in Egypt. Let your students review…

Movie tickets over time

Updated! We’ve just updated this activity. In this investigation, Brian looks at the changes in movie ticket prices over the last 30 years. Using his scatter plot (or his data) students analyze rates of change, make predictions about the future ticket…

The Perfect bracket

Clicking on this image from Fansided.com will give you a larger, printable bracket in a new window. What are your chances of picking every game? How does the change from 64 to 65 to now, 68 teams in the field complicate things?…

2015 World Cup Cricket

The Cricket World Cup is being played now in Australia and New Zealand.  This is a complex game that seems to be played with enthusiasm and humor.  In this activity students learn about the game; watch a couple of videos…

3.14/15 = Pi Day, 2015

March 14th is almost here. Many people think this year is even more special since the date could written to show the first 5 digits of π. Celebrate π in your school and in your math class with activities that demonstrate…

Windchill

When the weather person talks about wind chill did you ever wonder how they calculate that number?  In this activity students use the National Weather System chart to gauge wind chill, examine the patterns that correlate increasing wind and/or decreasing…

Movies and the upcoming Oscars

We’ve got 10 Oscar and movie activities. Highest Grossing Movies – Let your students develop their own ideas about compounded percent change while they have the opportunity to speak about the upcoming Academy Awards show. Worldwide box office income is compared for…