Robert Kaplinsky kindly contributed this post. We think it would make a great April Fools day activity. Check out his site for more great lesson ideas. Watch this movie with your class: foil_prank The Challenge(s) How much does it cost to…

Five friends who skateboard and video tape made up a strange dance one afternoon and filmed it on February 2nd. Now the whole world knows them and their dance … weird. This is the story of the life of a…

There have been a lot of cruise ship mishaps and disasters this year. While these are in the news, let your students consider how these floating cities manage their resources and which of their needs are precarious as they calculate…

Here are some pictures from a recent snowfall at my house. How Much Snow Did I Get? Have students make an estimate. Ask them for a guess that is probably a little too low and one that is probably too…

In this activity students approximate the volume (through finding surface area) of three different pieces of chocolate. The chocolates are shaped like a heart, a bat (for Halloween) and a chocolate turtle irregular shape.

The two Voyager space probes are in the news recently as they approach the edge of our solar system. Scientist can tell that the Voyager’s environments are changing. They are receiving more high-energy particles streaming

Clicking on this map of the Mayan territories will open it larger and in a new window Luckily, we’ve passed 12/21/2012 and the world is still here and we’ve made it into the start of the next Mayan calendar cycle…

Brian loves Twinkies and the news that Hostess is going out of business has upset him terribly. He needs his Twinkies. Twinkies last forever. Right? He’s going to buy enough for 15 years of Twinkies. In this activity, students examine…

We’ve used a graphic to help students understand what is meant by the Fiscal Cliff. Students will understand some of the terms and study the consequences of two upcoming scenarios. They will be deducing information from the graphic.

Friday, November 23rd marks the beginning of the holiday shopping craze. Students will be able to add some understanding and analysis to those shopping trips after calculating savings in dollars and percents

Brian Shoemaker, a Newton, MA mathematics teacher, saw this Dunkin Donuts Mazda traveling down the road. He wondered if that size coffee cup could really have coffee in it. Wouldn’t the car rock back on its rear bumper? How much…

Time to give students some authentic math on a topic they will surely be interested in … Starbucks. We ask and answer a few questions in this activity. About how many drinks does Starbucks sell in a year? If I…

This summer I visited Alaska and truly enjoyed the majesty of the Alaskan scenerey and the many accomplished people that I met. At the time that I was there, the newspaper’s front page was filled with pictures of huge vegetables…

Keep your students up on what’s happening in space while analyzing Curiosity’s speed, the speed of a radio transmission from Mars, and the deceleration involved in a “sky crane” landing.

I found this graphic online that should help me figure out when to try to watch an Olympic event on any day. The chart seems a little confusing. Can your students help me figure it out?