There’s a lot of misinformation out there about the cost to consumers of CFL and LED bulbs and the savings in energy and money that could be realized. Let your students “do the math” and realize some of the profit…
Cost of light bulbs – updated!
Tag: 6.RP.3
Olympic reflection
After the games Thomas Ulsrud, Norwegian curler; Eun-Ryung Sung, South Korean single luge Dachhiri-Sherpa, Nepalese cross-country; Jason Brown, U.S.figure skating The 2014 Winter Olympics have concluded. Which country had the most successful olympics? Three students can’t agree. Have your students…
Where have all the flowers … come from?
Thursday, February 14, 2019, is Valentine’s Day. Start the “love hoopla” with this graphic on where all of the flowers come from. This is part of the graphic from http://visual.ly/valentines-day-facts What fraction of these roses are shaded red? The red ones…
Which TV is the Best Deal?
Check out the TVs. All have essentially the same features, only the size of the screen varies. Which TV do you think is the best deal?Explore area and unit pricing to determine which HDTV offers the most screen area for…
Raising the bar
Recovery of the treasure from the 1941 sinking of the S.S. Gairsoppa was recently completed and a huge amount of silver was brought up from the ocean floor. Let your students get a feel for this adventurous career as they calculate…
Foil prank
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…
Cruising
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…
Starbucks, 2012
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…
Curiosity landed on Mars
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.
Legos
Act One: The world record for the tallest structure made of Legos was set in Seoul, South Korea. Check out the pictures and video below: What other questions do you have? Act Two: What information do you need …
The Euro and the international debt crisis
Lately the news is filled with talk of the Euro, US foreign debt, the fragility of European monetary systems, and the interdependence of all of these crisis. In this activity students become familiar with the Euro, practice translating the Euro’s…
Launch of the next ISS crew
If all goes well, the next crew of the International Space Station (the ISS) will launch on Sunday, Novemeber 13, 2011 from the Baikonur Cosmodrome in Kazakhstan. Keep your student informed and excited about what is happening above our planet…