Category: Algebra

These posts help students see patterns and relationships.

4 Election activities

Is the system of having an Electoral College unfair? – Students consider how districting can effect the Electoral college vote.  6.RP, 7.RP How much will you make when you are President? – The President’s salary does not change from year to year.…

Halloween tricks and treats – 13 activities

How many houses can you get to – It’s Halloween. Time to trick or treat.  How long will it take you to get to all of these houses?  This is a very open-ended task, counting, trick or treating strategies, distance and more.…

Big Papi

Check out the video: What do you wonder? How many donuts make up this Big Papi tribute? What would be useful to help you figure this out? The following pictures that will open in new windows:  Big Papi Sky View,…

Are these really 70% off?

We ran into this sale online. Is that advertisement correct?  Do they just want us to believe their math and not question what is really 70% off?  Is everything or anything really 70% off?

Steepness and fall hiking

Fall is a beautiful time of year for hiking. Many students will be walking in the woods and mountains to enjoy the colorful leaves and the cool weather outside.  Let them combine what they are doing with their families and…

Pascal’s Triangle coloring and Probability

Working with Pascal’s Triangle offers some interesting and varied mathematics.  We love to color and the end results are prettier than most math homeworks.  Here is the second of 3 activities using Pascal’s coloring. Pascal’s Triangle and Probability – This activity…

Fall equinox

Thursday, September 22nd of this year will be the Autumnal Equinox.  It is the time of year when the imaginary plane that might pass through the Earth’s Equator would also travel through the center of the Sun.  At this auspicious…

Another year of Never Ending Pasta

On September 15, 2016, Olive Garden again offered a $100 pass for never-ending pasta, bread sticks, salad and coca cola soft drinks.  The 21,000 patrons who quickly (in less than a minute) bought all of the passes will be entitled…

Extra Point or 2-Point Conversion?

In 2015 the NFL changed the extra point kick distance to 33 yards and now teams have a tough decision to make, go for one or two points?  The one point extra point is no longer a given with a…

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?

Swimsuits – a drag?

To win in Olympic swimming, contestants have to be incredibly fit and have marvelous endurance and technique.  Do they also need to consider the science of their motions and their equipment? Could your swimsuit, swim cap and goggles be holding…

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…

10 Million nematodes

Grubs are killing my grass.  I don’t want to put poison into the ground.  What can I do? There are tiny roundworms called beneficial nematodes. They can kill destructive soil pests in your garden and lawn.  They are tiny worms that…

How high can a gymnastic score be?

front row: Laurie Hernandez, MyKayla Skinner, Simone Biles, Ragan Smith back row: Ashton Locklear, Aly Raisman, Alyssa Baumann, Gabby Douglas MyKayla Skinner, Ragan Smith and Ashton Locklear were named as alternates. Gymnasts have just successfully competed in San Jose, California…

Lighting the Olympic Torch

The 2016 Summer Olympic games won’t begin until on August 5th of this year but already the Olympic Torch has been lit and is traveling to the game’s site, Brazil, by 12,000 relay participants. Watch the lighting video and wonder…