Check out the new Flatizza from Subway. If the slice of pizza is from an 18-inch pizza cut into eight pieces, which deal is better when comparing area of pizza and cost? How does the area of a square pizza…

present world cup scores How many games are played in each round of the World Cup? In the opening round each of the four teams in a group must play each other (round robin format). From then on each round…

Alas. California Chrome did not win the Triple Crown. Tonalist won the Belmont Stakes. This Saturday is the final race of the Triple Crown of thoroughbred horse racing … the Belmont Stakes. No horse has won the Triple Crown since…

Passover begins this year on Friday evening, April 22nd, 2016, with a Passover seder dinner. Passover is one of the three high holidays in the Jewish calendar and celebrates the Exodus of Jews from slavery in Egypt. Let your students…

In this activity students decide how to divide 2 pizzas amongst 6 adults and 3 pizzas amongst 8 kids. Fractional pizza parts need to be drawn and considerations discussed about which fractions are greater. Students interpret a fraction as division…

In this fraction operation and representation activity, students are asked to decide how much of my cake was eaten. Using fraction multiplication (or angle measure if that is where you need an activity) they find out how much someone owes…

After the games Thomas Ulsrud, Norwegian curler; Eun-Ryung Sung, South Korean single luge Dachhiri-Sherpa, Nepalese cross-country; Jason Brown, U.S.figure skating The 2014 Winter Olympics have concluded. Which country had the most successful olympics? Three students can’t agree. Have your students…

Check out the TVs. All have essentially the same features, only the size of the screen varies. Which TV do you think is the best deal?Explore area and unit pricing to determine which HDTV offers the most screen area for…

It’s 4th down. Should you go for it? Punt? Kick a field goal? Instead of using your gut, use research, data and math to make the right call … The graph below gives the recommended option for 4th down situations for…

Which movie do you think is the highest grossing holiday movie of all time (click on the movie to see its trailer)? How the Grinch Stole Christmas, Elf, The Santa Clause or The Polar Express Students analyze holiday movie data. They…

Halloween means lots of candy and chocolate. In this activity students approximate the volume (through finding the morsel’s base area) of three different pieces of chocolate. The chocolates are shaped like a heart, a bat (for Halloween) and a chocolate…

Recovery of the treasure from the 1941 sinking of the S.S. Gairsoppa was recently completed and a huge amount of silver was brought up from the ocean floor. Let your students get a feel for this adventurous career as they calculate…

Sunday is Father’s Day and there is still time to have a tiny fraction review in the guise of celebrating Father’s Day. This is a short activity that asks students to change the amounts in a blueberry muffin recipe to…

Most of the life cycle of the Magicicada Septendecim is spent underground. Then at 17 year intervals, these cicadas emerge from the ground, climb deciduous trees, molt into adults, mate, lay eggs, and die. Why does the 17 year interval…

Valentine’s Day is here again and that means candies and chocolate. In this activity students approximate the volume (through finding surface area) of three different pieces of chocolate. The chocolates are shaped like a heart, a bat (for Halloween) and…