Tag Archive for HS

Really big beach towel

Act One: Check out this beach towel!  What do you wonder? What would you like to know? Miami artist, Misael Soto (pictured on the left below), created this giant art project to make a statement about people sharing territory at the beach.…

Giant iceberg breaks off from Antarctica

The crack in Antarctica’s Larson C ice shelf has been growing for years.  Has the speed of the rift’s growth stayed about the same? increased? decreased?  Do the math and discuss the implications. The activity:  ice-sheet-rift.pdf

Drinks at the Fair

At the amusement park, our friend, Jason, was intrigued with this sign for drink deals. He and his family come often to the park and, during the summer when it is hot, naturally drink a lot. Which is the best…

Fibonacci coloring

Lots of people enjoy coloring books. Evidently people who like to multitask can find a means of calming their energies and reach a peaceful place by simply coloring designs.  Coloring in these drawings allows you to relax and just create pretty…

Fireworks on your calculator

Let your students experiment with their graphing calculators to create a nice fireworks display?  We’ve written a brief activity that questions students about manipulating parabolas, adjusting their calculator windows, and helping them celebrate whatever. Or consider using Desmos or Geogebra to create these fireworks. Enjoy! Or…

Saving Water Bottles

In my grocery store they now have these new water bottle refilling stations. You can simply refill your own container with water instead of buying a six-pack of bottled water. Do you think that this is a good idea?  Are they…

Opening weekend of Wonder Woman

Can you tell from its opening weekend how much the new movie, Wonder Woman, might earn in theaters?  This activity can be used anytime and is especially timely when there is a new blockbuster movie released.  We’ve left blank spaces…

New Pirates of the Caribbean – How profitable?

The fifth Pirates of the Caribbean movie opened on Friday, May 26th. Your students might be looking forward to seeing this movie and motivated to understand the investment expenses and profit expectations. Our data and questions will help them judge this…

Fidget spinners – fad or lasting trend?

Do you recognize what these are? Are you noticing students with these gadgets? Is this a forever toy or just the newest thing? Can you tell by looking at trend charts of Google searches how this phenomena will proceed?  Let’s…

Triple Crown hopeful at the Preakness Stakes

This Saturday is the running of the Preakness Stakes Thoroughbred horse race in Baltimore, Maryland.  The Preakness is the second major race for 3-year old thoroughbreds to run in their effort to claim the Triple Crown of horse racing.  Always…

Measuring sea level

What does this gizmo do? We’ve given students a diagram of what the interior of this mechanism contains and asked them to try to decide what its purpose must be. Then we’ve given them the data that was collected from…

Giant iceberg

Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland.  Its hard to tell how large it actually is but it looks huge.  Use some of the data that was supplied and your estimation skills to gauge the…

NFL draft picks 2017

Every spring, roughly 250 college football players are drafted by NFL teams through the NFL draft.  Team rosters, careers, and multi-million dollar contracts are on the line …  This is one of the biggest days of a football players life.…

Earth Day, 2017

Saturday, April 22nd is Earth Day There is so much to bring to your classroom to support recycling, conserving resources, studying climate change and protecting our planet. McDonald’s moves toward Antibiotic-free chicken – What will the effects be on costs at the restaurant, costs in…

What does 95% confidence in the poll results mean?

There were polls about who would win the Presidential election. Now there are polls about approval ratings for Congress and President Trump.  You can see the latest poll results here. I get so confused when polling results are reported.  What…