Students examine the ads and decide what is and isn’t said. Do the ads give enough information to make a decision? Which is the better deal? How do you know?

Using his famous mashed potato recipe, Brian has asked students to change decimals to fractions, to calculate ingredient measures for various-sized Thanksgiving gatherings, to explain their thinking in calculating these figures and to judge how many servings could be created…

This is a great idea! Motivate kids to get rid of all of that candy for a good cause. Operation Gratitude and dentists are encouraging healthy eating, motivated giving, and offering a good use for all of that leftover candy.…

Students are asked to decide which would be the best deal and the worst deal on mixed bags of candy. They can also create their own mixed bags. This activity has unit pricing, philosophy of candy collecting, and Excel if you would like to use technology.

Monday, 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. Have you seen more Monarch butterflies lately? – Students read charts, do a little research, and make observations…

Mike Trout just signed a huge contract. He’ll be receiving $430 million dollars playing for 12 years with the Los Angeles Angels. Let’s take a look at some of the other big world sports’ contracts from the NBA, NHL, NFL, MLB…

Which should we order and why? Two 12-inch pizzas or one 18-inch pizza? Which will give you more pizza? More crust? Which is the better deal? Let’s do the math! The activity: more-pizza.pdf

552-carat diamond found in Diavik Mine, Northwest Territories, Canada Can you tell just how big this gem is? Do you know how big a carat is? What would this look like on a ring on your finger?

McDonald’s was offering an “Arch Card” special deal. If you bought an Arch Card for $100 you were entitled to a free BigMac or EggMcMuffin every week for a full year. The card was only offered at some McDonald’s restaurants…

Note: This is a remake of our 2014 “How Much Does a Lego Cost” activity How much could the Lego Millennium Falcon cost? Student first make a guess and then think about what information would be useful in order to…

At about 10:00 am, April 15th, April’s calf was born. Everyone will be talking about it and smiling constantly. Here’s some fun math stuff to bring with you for Holiday gatherings. The activity: April’s-calf.pdf

In Massachusetts, Monday April 15th, 2019, will be a holiday from school and work. We celebrate Patriots’ Day on the 3rd Monday in April to commemorate the beginning of the Revolutionary War and the battles of Lexington and Concord. Students…

Willow weighed 125 pounds at birth and was 6 feet 1 inch tall. She will grow to her adult height of around 14 feet tall in only four years! How big would you be if you grew at her rate…

… A little more delicious work for the Super Bowl. Students follow a recipe that involves “cutting the cheese” block, figuring how many servings, estimating how many times they need to multiply the recipe by to make enough pretzel bites, and…

Even before your students check out the graphic below, ask them whether they think a game played at home gives their team an advantage. If so, how much of an advantage? Enjoy the discussion first. Then show the graphic.