Tag Archive for 7.RP

Columbus and navigation

The Niña Columbus Day is a bit of an enigma that used to be celebrated all through the Americas.  Columbus’s mission and arrival are now thought to have not been a noble endeavor in the way that indigenous people were treated.  Now,…

Big Aussie tomato

These Aussi tomatoes (the tomato on the left of all of the tomatoes) are huge.  How much do you guess one weighs? Can you figure it out?

August meteor showers

Conditions will be favorable for excellent views of the Perseids meteor showers in early to mid-August.  Let students read charts, analyze data, work with percent of moon visibility at each phase, and understand apparent magnitude in the night sky with…

Monster cake

Jodie Berman, a high school math teacher in Chicago, loves mathematics and loves to cook.  We’ve created an activity based on her Monster Cake (composed of everything that Cookie Monster loves) from her blog Binomial Baker.   Students find the surface…

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…

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

How much can my DVR record?

How many hours of HD video can my DVR strore? How about SD video? I love my DVR.  I can record my shows and movies and watch them whenever I want.  I know that when I record HD programs my…

The spread of Lyme disease

Deer tick

With the start of summer and wonderful outdoor activities, it might be good to examine the growth of Lyme disease occurrences in the United States.  The Center for Disease Control and Prevention (CDC)  has a wonderful map that you can…

Tornadoes

Tornadoes have devastated the Great Plains of the U.S. in the last few days.  Oklahoma, Texas, Nebraska, Arkansas and Kansas have been brutally hit with these powerful events. Involve your students in a better understanding of the ranking and severity of…

Huge Key Lime pie

On a cold and snowy day in Boston, two chefs created a huge Key Lime pie to remind the frozen people of the Northeast how tasty and warm the Keys of Florida are. After you show this movie to your…

Doubling your money

My friend and I were arguing about how long it would take me to double my investment amounts.  How will your students figure this out?  Are there any tricks?  Explore investing and exponential growth as your students discover “The Rule…

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.