Category: Data and probability

Pokémon GO! I should have invested

Pokémon GO is all the rage.  News reports show people glued to their smart phones as they travel to nearby landmarks where virtual critters appear and need to be caught by throwing Pokémon Balls with a phone swipe. Well, at least…

Which is most expensive?

Who knew that creams for your face could be so expensive!  I’m going to have to rethink what to buy for my mom.  Which of these high priced cremes is most expensive? In this activity students observe some prices of…

Games with dice

Time to let students become naturally curious about probability.  In this activity students work in teams to record the frequency of rolled dice combinations. They observe the difference between experimental and theoretical outcomes and consider how sample size affects how the…

Flag Art

A little ratio art might be a fun way to get ready for the upcoming Memorial Day holiday.  In this activity students measure; create whole number ratios for the official U.S. flag; decide how our artistic flags will be different…

Pixar versus DreamWorks

Animated films are a billion dollar industry.  The two biggest producers of animated films are DreamWorks and Pixar.  The two have been going head to head for more than ten years now. So how do they stack up to each…

Will college be affordable?

Whether you or one of your siblings is going off to college next fall, it is useful to know how much colleges cost.  Not going to college this fall? No worries, we can use the information on college costs in…

The Boston Marathon

Monday, April 15, 2019 Patriot’s Day, is the next running of the Boston Marathon. What do you know about marathons? What do you know about the Boston Marathon? How long do you think the marathon is? Make your best guess.…

David Price, big bucks per …

David Price, a 30-year old pitcher from Toronto’s Blue Jays, was hired with a 7 year contract to be the Red Sox’s new ace pitcher for $217 million dollars.  That is the largest amount ever offered to a pitcher.  But…

Which is the best deal?

How do you calculate and justify which deal is a better savings?  By dollars saved?  By percent saved? By some other measure? The activity: WhichDealOffersMostValue.pdf CCSS: 4.OA, 4.NBT, 4.MD.A, 5.NBT, 6.RP, 6.EE, 7.RP, 7.EE.A

Giant chocolate bunnies

Topper Chocolate Easter Bunny from Dilettante Chocolates. What can you deduce about the bunnies (pictured in this activity) from the descriptions given … solid? hollow? cost per pound? cost per height? Anything else? The activity: GiantChocolateBunnies.pdf

Data on the National Mall sites

Activity #1 – Look at the individuals who are memorialized on the National Mall and using fractions or percents decide what you can notice about those we honor. The Activity: MLKandMonuments.pdf

How Many Pennies did Otha Save?

Otha Anders used picking up pennies as a way to remember to pray.  In this 3-act activity we try to estimate how much he actually collected and stored in 5 gallon water jugs.  Kick off the activity with the article with…