Let your students marvel at World Record winning giant pumpkins as they use proportions to calculate the quantities of pumpkin puree and the number of pumpkin pies that could be made from one of these giants. To introduce the task…
Giant Pumpkins
Category: Ratio and Proportion
I should have invested!
Students use yearly percent increase data to decide which stock: Apple, Disney or Amazon, they should have invested in way back in 2015.
What was the net gain of these stocks?
How do you figure that?
Does the arithmetic or geometric average of those increases equal their total gain or loss over the years?
Halloween spending 2021
Use our current data on Halloween spending in America to engage your students in an analysis of the ratios and percents of population, participation, and money spent in honor of October 31st. This activity takes kids through finding parts of wholes as well as ratio, percents and proportion problems.
Which sale would you rather use?
In this short activity, students decide if these two sales are the same. If not, which is better? How would you explain this to someone?
Federal debt and deficit – What are they?
national debt What’s the big deal with our national debt? Do we actually borrow money to cover our debt? If we do, imagine the interest charges? Help your students (and their families) understand the meaning and repercussions of too much…
Death Valley, CA – How hot was it?
Take a guess at what the Fahrenheit reading on this sign must have been.
How did you make that guess?
Use the Fahrenheit conversion formula to calculate the missing number.
Monarch’s are flying south again
In mid-August and early September, the Monarch butterflies begin their annual migration south to more moderate climates to hibernate and overwinter. It is an incredibly long migration and fascinating to observe. But, the population data on the Monarchs has seriously…
Just ONE hot dog
A newly released nutritional and environmentally sustainable study shows that eating just one hot dog can take 36 minutes off your total healthy lifespan. How many would you have to eat to lose a whole year of your lifetime? How much did Joey Chestnut loose in the 10 minutes of Nathan’s annual contest?
Back to school activities
Who’s going back to school? – Students calculate the historical changes in U.S. population percentages of people who are going back to school and try to formulate reasons for these variations. 6.EE, 6.RP.3, 6.SP, 7.EE, 7.RP.3, 7.SP Does it pay to get…
Haiti’s earthquake and the Richter scale
On August 14th, Haiti was hit with a powerful 7.2 magnitude earthquake. What does a 7.2 magnitude earthquake imply? What’s a seismometer. What is the amplitude of a seismograph and what does it mean? Use our Richter scale activity to introduce your students to logarithmic Richter magnitudes.
That’s a big tomato!
These Aussi tomatoes (the tomato on the left of all of the tomatoes) are huge. How much do you guess one weighs? Can you figure it out?
Let’s learn to gerrymander
In this activity student try to redistrict our pretend state in order to preserve the overall state’s leanings in its new districting plan. Then students redistrict the same state in a way that insures that the minority party will win the next election.
How many athletes brought home no medal?
Probably most of the athletes that went to Tokyo didn’t win a Gold, Silver, or Bronze medal. We couldn’t find any numbers about these people. Can you figure it out from what we could find?
