In this 3-act activity, students learn about the story, watch a PowerPoint presentation about the issue, and try to calculate the amount of money in this pile. Copper pennies, zinc pennies, metric to standard conversions, and more.
Three Saint Patrick’s Day activities. (1) The probabilities of finding a 4-leaf clover; (2) the necessary proportion to dye the Chicago river green for the day; and (3) nutritional evaluation of McDonalds’ Shamrock Shake. Plus, watch a great video to learn how to spot a 4-leaf clover.
Wow! Look at that score! There were some scoreboard malfunctions in this December 15, 2020, pre-season game. What might have been the final score if this game progressed at this rate? The activity: Celtics&76ers.pdf
Start this activity with: What do you notice? What do you wonder? How many inches of snow produced that pile? How much snow in volume is on top of the car? How much could that snow weigh? Students try to approximate the…
Students surmise what the difficulty of a jig saw puzzle entails and use rate calculations to estimate finishing times. They try to confirm whether doubling the number of pieces really increases puzzle completion time by a multiple of four.
The winner of the Presidential Popular vote (November 3, 2020) is not always the same as the winner of the Electoral College vote (January 6, 2021). In this activity students ponder how that could happen … with data. Electoral-college-compare2020.pdf
Click the map to create your own at 270toWin.com Let your students see how votes really count with our activity on the Electoral College. Can someone win the popular vote in the Presidential election and still not become President of…
Students learn how the Postal Service is funded and try to decide how the USPS could earn more or spend less in their operation. They finally get to think about whether the post office should be a government run service or a self-sustaining business.
What is reasonable.? How many marshmallows are in this recipe? How many people could this cookie feed? How many marshmallows could you eat?
How much more “stufed” are they compared to Triple Double Oreos, Double Stuf Oreos or even Original Oreos. Does this look yummy to you or gross? Why are they filled with creme and not cream? Maybe Nabisco’s employees can’t spell. What do you think?
Johns Hopkins University of Medicine has a team that maintains current maps and data about the Coronavirus. They record changes and show trends of the virus activity throughout the World. Enjoy exploring the data, all of the visual mappings, and…
Students use the pictures in this activity to approximate the size of this 16 roll package of bamboo toilet paper. They use comparison ratios with our Ruth Bader Ginsburg doll to calculate the size of one roll and then calculate the size of 16 rolls. Funny activity.
Biggest losses since 2008 – The Dow is measured in points but this decline can also be measured in the percentage lost. Which way was the Dow being measured when this headline was produced? Which method makes more sense? Wasn’t the initial value of the Dow much lower in 2008?
It’s time to dye eggs … or make a rainbow colored cake. Proportions, saturation, hue and shade.
A Danish market found an interesting way to limit hoarding of hand sanitizer. How much are these costs in your currency? What is the unit price on these bottles? By how much (what percent) was the price increased? Is this…