Students create equations for finding the break-even points of hybrid and electric vehicles by mileage and years of ownership. They work with systems of equations to find the number of years or number of miles where the cost of these cars are the same.
How many stripes are in our present flag pictured above? (The bottom right flag that has been in use since 1960.) How many stars? What do the numbers of stars and stripes represent? U.S. Congress is again considering whether to…
Gonzaga just won the finals of this year’s March Madness tournament. Still, which NCAA teams have had the best basketball programs over the years. Students decide which stats count towards the “Greatest March Madness Program”. Once students decide their “best program ever,” challenge them use a different criteria than they originally used.
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.
5 timely activities that help mark Spring and Easter. Dyeing eggs, approximating number of Peeps sold, counting backwards to find planting dates, reading a pie chart on candy sales, and solid or hollow giant chocolate bunny. Enjoy!
This activity is a investigation intended to get students and teachers to loosen up a little and appreciate how just considering a situation might lead you to a very reasonable approximation.
Too often students think that there is only one answer that is right and that the method for approaching that solution is also limited to the “correct” approach. Surely this fear of experimenting and guessing leads to math anxieties and the fear to reason and experiment.
Engage your students in percents as they get excited about March Madness. Is getting a higher seed really an advantage? Use 30 years of data to help determine for which seeds it makes sense to pick an upset. Finally, students determine a general strategy for picking games in the first round.
Passover will begin this year at sundown on Saturday, March 27th. Jewish families will gather to commemorate the exodus of the Children of Israel from slavery in Egypt. The celebration begins with a traditional meal, the Seder, where the story of…
What are your chances of picking every game? How does the change from 64 to 65 to now, 68 teams in the field complicate things? How many brackets would you need to fill out to pick every possibility? How many reams of paper would you need to print all of those brackets? Let’s do the math! Also, check out the video below that explores your odds of picking all games in the tournament perfectly.
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.
In this class opener activity, we’ve asked students to how this time shift will feel. Does a shift ahead make you go to bed later or earlier? Will you lose or gain an hour to your day? How will you feel during that day and maybe the next?
We have 8 activities to help you celebrate π in your school and in your math class with 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.
We have two Iditarod activities for you and your classes to choose from. Appreciate the “Greatest Race on Earth”!
Simultaneous equations with a Dunkin Donuts’ sandwich deal. Do you have enough information to solve it?
How much snow is that? – 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? Approximation, snow/water equivalent rates (SWE) 5.MD.C, 6.RP.A, 7.RP.A, 7.EE.B, 7.G, 7.EE.A Snowy…