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…
Hoarding stopped!
Category: Ratio and Proportion
Data remaining … tricky
I checked my data usage for the month. What do you notice and wonder? What could my data plan be? How much have I used? How much will I have used by the end of the month? Is this…
Some of our activities that are good for at-home learning
We’ve got hundreds of great activities that demonstrate how math happens all around us. Let your student choose an activity that interests him/her and enjoy the discoveries.
Celebrate Saint Patrick’s Day (3 activities)
Finding 4-leaf clovers! Shamrocks in Ireland are actually be 3-leafed white clover, trifolium repens. If you are lucky, you can sometimes find a four-leafed clover. How rare is finding a 4-leafed clover? How hard do you have to look? What…
It’s time to gear up for Pi Day
8 activities to help celebrate π in your school and in your math class. Activities that demonstrate how π was derived; visually show why π makes sense; show a surprising place where π is used; increase students ability to measure and long divide; applauds the talent of people who can memorize large strings of numbers; and lets students just have fun.
Which gasoline is the cheapest?
A comparison of gasoline in Greece, priced at Euros per liter, and gas in Massachusetts at dollars per gallon. Price and liquid volume conversion using unit fractions.
Iditarod – The Last Great Race
The Iditarod Dog Sled Race will begin this year on Saturday, March 7th in Anchorage, Alaska. It is often called The Last Great Race on Earth because it is so long and grueling. Students do some rate, distance, and hardship comparisons to decide…
How many delegates does each state get to send to the Democratic Convention?
Students reason about the meaning of this formula. They evaluate the formula for South Dakota and their state of choice to understand the weight of each state’s power in choosing the Democratic nominee.
Mardi Gras or Fat Tuesday
Students get a chance to examine the monetary and environmental cost of this bead exuberance with our unit pricing and recycling activity.
K-Pop and BTS, how much can they earn from Youtube and Spotify?
How much could this K-pop group possibly earn on Youtube and Spotify? Unit ratio calculations. BTS
Valentine’s Day + NBA All-Star Voting + Presidents’ Day
14 Activities to choose from for Presidents’ Day, NBA All-Star voting, and Valentine’s Day. What a week!
Sweetheart candies are back … sort of
How many dollars worth of sweet hearts candies used to be sold each Valentine’s season? Let your students taste the candies while they do the math. Student learn of the pain of a new manufacturer. They practice problem solving, critical thinking, and number sense reasoning?
Movies and the upcoming Oscars
Compounded percent change; central tendencies; the weight of Rapunzel’s 70 feet of hair; Godzilla’s height by comparison; how to measure the profitability of a movie series; most appropriate graphical representations; line of best fit; and more …
Super Bowl and Ground Hog day (9 activities)
+ Even more NFL math! Super Bowl ads and scientific notation Updated! – On Monday, when the Super Bowl is over and all of the ads have been seen, use this scientific notation activity to involve math students in the talk of…
How steep is this treadmill?
In this very short activity, students get a memorable way to visualize a zero slope and an undefined slope.