Inflation and the cost of gasoline
In 1980, one gallon of gasoline costs $1.22. Today's prices are a lot higher. Is that because the price has gone up or because in 1980 you could buy a lot more than you can buy today...
Algebra
Genres
Grade
Mallie's latest Big Burger
It's time to treat your students to ratios, proportions, fractions and BIG BURGERS! In this activity students explore the ratio of the various ingredients in the world's largest burger (pic...
Holiday shipping
Now that the shopping season has begun, it's time to get the packages to your homes. Two big companies take care of a lot of that shipping. How do they manage that?
The mechanis...
How should I cook my turkey?
Should I oven bake it, deep fry it or barbecue and smoke it? When do I have to wake up to begin preparations? How long will the cooking take? How much will it cost? How ma...
Operation Gratitude – Halloween candy buy back
Algebra
Number Sense
Math and Social Studies
Math and Food
Holidays and Annual Events
Ratio and Proportion
Data and probability
This is a great idea! Motivate kids to get rid of all of that candy for a good cause. Operation Gratitude and dentists are encouraging healthy eating, motivated giving, an...
Another year of Never Ending Pasta
On September 15, 2016, Olive Garden again offered a $100 pass for never-ending pasta, bread sticks, salad and coca cola soft drinks. The 21,000 patrons who quickly (in less than a minute) ...
How high can a gymnastic score be?
Gymnasts have just successfully competed in St Louis, Missouri for positions on the USA Olympic team. As you watch their performances don't you wonder how their scores are determined&nb...
Cost of light bulbs - updated!
Algebra
Number Sense
Math and Science
Math and Social Studies
Ratio and Proportion
Data and probability
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 realiz...
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 need...
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