Tag: 3rd

How long will it take you to trick-or-treat?

It’s Halloween and this is your neighborhood. How long will it take you to trick or treat at every house in your neighborhood? Possible conversation with students: How long will it take you to get from house to house? You…

Vampire bats

Ooooo. Scary!  This is a slightly didactic activity on vampire bats.  We’ve given lots of interesting metric and customary unit facts and asked students to relate those sizes to more familiar objects.  Simply enjoy the season with this slightly creepy activity…

Drill bit fractions

Act One:  Drill bits are measured by the diameter of the bit in inches. The drill bits below are ordered left to right in increasing size. The numerators in the fractions have been blacked out.  What could the numerators be?  Explain your…

NHL Playoff games can sure last a long time!

Revised! We’re watching another Stanley Cup playoff now. Will there be any really long games during the playoffs? In 2013, a Stanley Cup playoff match between the Bruins and Blackhawks went into 3 overtimes. People stayed up way too late…

Valentine’s Day (11 possibilities)

Parametric graphing, heart area, chocolate volume, making a heart-shaped cake, pie charts of holiday candy sales, how many cans in a can heart canstruction, where do all of those flowers come from, best deal on bagged candies, making a cardioid … Valentine everything!

Winter and holiday posts (16 great activities)

Soda Santa

16 winter and holiday activities: Soda Santa, Giant Nutcracker, Wind chill, Latke time, Consumer spending, Shipping Crunch, Dates of Hanukah, Holiday Movies, Wrapping present on the diagonal, Christmas Tree lights, Holiday movies, Winter solstice, and more …

But it didn’t sell?

 A&W offered a bigger, tastier burger but it didn’t succeed in grabbing customers away from the hugely popular McDonald’s quarter pounder. The A&W third pounder hamburger cost the same as McDonald’s quarter pound burger but customers still didn’t bite.…

Is my son going to win … again?

My son’s pretty young but is he still going to whoop me?  We were playing Monopoly Junior.  Can you decide who will win?  In this activity use addition and/or multiplication in authentic problem solving to determine who should win in…

How many cars are there?

I came home from work to find that my son had his cars organized in a tight parking lot on our front porch. How many cars are there? Is it an array and if so, what size array could it be…

A gorgeous, glittery Mother’s Day card

Uh oh!  How do you find the area of a heart? Get your students to help you calculate how many sequins you’ll need to order for this mother’s day class project. The activity:   BejeweledMother’sDayCard.pdf Mother’sDay-card-blank – If you want…

Pascal coloring and modular math

This is the third and final activity in the Pascal’s Triangle series.  In this activity students again have the opportunity to color as they investigate Pascal’s triangle and the patterns that it shows.  The activity might be used first in…

What’s wrong with this picture?

We’ve gotten used to believing what we read or see advertised.  But sometimes the clerk doesn’t get the sales discount right or something seems a little off.  Let students ponder this store menu and see if they can figure out…

Giant macaroon nutcracker, revisited

Each year the Boston Ballet highlights the holiday season with the Nutcracker ballet.  In 2014, the Boston Ritz Carlton Hotel’s chef, Andrew Yeo and his pastry team, created a gorgeous and massive Nutcracker cake of macaroons and fondant to celebrate the…