Real-World Math Activities for Grades 3–12

Indigenous Peoples or Columbus Day

When Columbus landed in Guanahani (renamed San Salvador, Bahama Islands by Columbus), he began the European settlement of the New World. Guanahani was inhabited by the Taíno people...

Algebra Geometry Grades 4–HS

Will this be an El Niño winter?

The Oceanic Niño Index (ONI) started to show changes to the Pacific Ocean surface temperatures in April and May of this year. Those temperatures are still rising which...

Number Sense Math and Science Grades 3–HS

Lego Fireman +

At the Toys R Us store, we saw an amazing LEGO creation. He was a life-sized LEGO fireman with a walkie-talkie, an oxygen tank and even an oxygen...

Number Sense Geometry Grades 5–HS

U. S. Open Tennis Tournament prizes have been awarded

The U.S. Open Tennis Tournament has just been completed. It is possibly the biggest tennis tournament in the world. We've updated our numbers and focused on the prize...

Algebra Number Sense Grades 7–HS

The Moroccan Earthquake and the Richter scale

Friday evening, September 8 th , a powerful 6.8 magnitude earthquake hit Morocco southwest of Marrakech. What does a 6.8 magnitude earthquake mean? How powerful was that? What...

Algebra Number Sense Grades 6–HS

Little Amal walks across the United States

With our world in so much turmoil and refugees trying to survive hardships by traveling away from their homes, the story of Little Amal is powerful, timely, and...

Algebra Number Sense Grades 4–HS

Justin Verlander's lunch bill

In the 2017 World Series, the Houston Astros beat the Los Angeles Dodgers and went on to play (and lose to) the Boston Red Sox in the finals....

Algebra Number Sense Grades 5–7

Hurricanes again

Updated In this updated hurricane activity, we've ask students to examine the Saffir-Simpson hurricane wind scale and consider what other elements besides this ranking may contribute to the...

Algebra Math and Science Grades 5–HS

Jock tax 2023

Great professional athletes make a lot of money. Did you know that professional athletes have to pay an amazing amount of federal, state, and sometimes even city tax?...

Algebra Number Sense Grades 5–HS

Monarch's are flying south again

In mid-August and early September, the Monarch butterflies begin their annual migration south to more moderate climates to hibernate and overwinter. It is an incredibly long migration and...

Algebra Math and Science Grades 3–HS

Will sending you back to school this year cost a fortune?

This activity is scheduled to be updated in August 2026. Stay tuned! With high inflation rates, supply shortages, and rethinking what is essential spending, back to school spending...

Algebra Number Sense Grades 3–HS

Women's World Cup - How many matches are left?

The first round of Group play has finished and now the remaining teams start the second round of play. The teams have already played a lot of matches....

Number Sense Geometry Grades 3–HS

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