Tag: 8.SP

April 15th happenings

We have 6 April 15th activities. The Boston Marathon, Where your tax money goes, Jackie Robinson, and Paul Revere’s ride.

April Fool’s Day fun

Try one of these 4 activities on April Fools Day. Where did that extra dollar go? Mystical Mathematical Mind Reader; perplexing missing square in the triangle; and Robert Kaplinsky’s foil prank.

Olympic Schedule

The Winter Olympics begins this week in Beijing.

Wikipedia had this schedule of events. We think that there is a lot of information missing and apparent in this graphic. What can you tell and what would you like to know?

Activities for the Holiday break

Students work with the geodesic icosahedron of the Time’s Square Ball by slicing an icosahedron. How are properties valued according to their distance from GO in the game of Monopoly? Games with dice; puzzles; probabilities; and more.

Hanukkah is almost here!

Egad, Hanukkah begins this year on Sunday evening, November 28th. I think it was in December last year. Why isn’t it always on the same date? Students look at the Hebrew calendar and appreciate the incredible mathematics involved in creating a…

Veterans Day 2021

Here are two very different maps about where Veterans live in the U.S. and which states have the largest density of Veterans citizens. What do these two maps make you wonder or realize? How can you explain their comparison?

Fall Equinox 2021

Updated for 2021! Tuesday, September 22, 2021 at 19:21 UTC (which is the same as 3:21 am EST), will be the Autumnal Equinox.  It is the time of year when the imaginary plane that passes through the Earth’s Equator would also…

Monopoly and summer games

In the board game, Monopoly, does a property’s distance from GO correlate to its rent when you land on it? Using Brian’s spread sheet (list of properties, distance from GO, rent and rent with properties), students create scatter plots.  They…

Which car, hybrid or electric, should I buy?

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.

At least the days are getting longer

What’s your guess?  How fast are the number of daylight hours changing each day?  Are the changes dramatic or subtle? Students make guesses; compute how long, on average, the change in daylight hours should be; and finally understand the variability in our year of daylight hours.

Really big shoe

Brian and his son were doing some shopping when he found this shoe.  Egad!  Could that be someone’s real shoe? In this activity student need to use a shoe size chart, patterns or linear modeling to try to figure out…

World Cup rankings

In December soccer teams with the strongest world rankings were chosen to play in the once-every-4-years World Cup. The World Cup competition has just begun and will continue through July 15th. The team rankings are calculated in a pretty complex…

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…

Saffron and paella

In order to cook Paella (a delicious Spanish rice dish) I needed to buy Saffron spice.  It was hugely expensive.  So, I’ve decided to start a business of growing saffron and becoming immensely wealthy.