Tag Archive for 7.G.B

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.…

How much pee is in that pool?

After chlorination, it has been hard to measure the quantity of pollutants in pool water.  A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn’t disguise. In this activity, students calculate volume of several pools, change that…

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…

Civil rights marches, how do you count a crowd?

On October 16, 1995, perhaps a million black men gathered for the Million Man March on Washington.  This was 32 years after Martin Luther King, Jr. gave his historic “I have a dream” speech at the Lincoln Memorial to 250,000 civil…

Do I have enough wrapping paper?

I have to wrap this box. In this problem based activity students first guess and then try to calculate whether they will have enough paper to wrap this present without taping pieces of wrapping paper together. …with this wrapping paper …

What’s my angle?

I’m going to help save the planet by adding solar panels to my roof! Should I tilt the panels on my roof to more accurately aim towards the Sun? If so, at what angle should I use? Should I be…

Pythagorean Triples + coloring

Pythagorean triples are not only handy for students to recognize but produce some interesting and lovely patterns.  We’ve combined a little coloring with our Pythagorean Triple pattern investigation to let your students relax while they color, view the beauty, and…

Making a ghost costume

I’m going to make a costume pattern to sell.  People can buy my plan and make awesome, long, full, scary, ghost costumes.  This scheme will be so simple.  Perhaps I’ll get rich! In this activity young students can reason about…

Twinkies

Brian loves Twinkies and the news that Hostess is going out of business has upset him terribly.  He needs his Twinkies.  Twinkies last forever.  Right?  He’s going to buy enough for 15 years of Twinkies.  In this activity, students examine…