The Iditarod Dogsled Race will begin this year on Saturday, March 4th in Anchorage, Alaska. It is often called The Last Great Race on Earth because it is so long and grueling. Students do some rate, distance, and hardship comparisons to decide if…

Students analyze the ratios and percents of population, participation, and money spent in honor of October 31st. This activity takes kids through finding parts of wholes as well as ratio, percents and proportion problems.

Introduce Roman numerals to your class. In this activity students learn the rules for evaluating Roman numerals, decipher copyright dates, see how Roman numerals are used today, and do some strange looking arithmetic and surprisingly easy computation.

Students consider the posted pricing of this bowling alley. What must they consider when choosing how to pay? What do you expect will be the best deal? How do you know?

In this activity students try to figure out how time settings will change as they move from place to place and what variables are involved in the daylight savings time shift. Day length? Latitude?

What’s the big deal with our national debt? Do we actually borrow money to cover our debt? If we do, imagine the interest charges? Help your students (and their families) understand the meaning and repercussions of too much debt. The…

What was the going tooth rate in your house? Do you think that, on average, you were paid well or were you disappointed? Was your first tooth lost especially remunerative? Look at historical averages and check out how you did.

Passover will begin this year at sundown on Saturday, March 27th. Jewish families will gather to commemorate the exodus of the Children of Israel from slavery in Egypt. The celebration begins with a traditional meal, the Seder, where the story of…

Brian has a lot of puzzles. His family must love working on them. What do you wonder about his puzzles? What do you notice? Make an educated guess, about how many pieces are in all of these puzzles? Can you…

Fraction operations might be more interesting when it involves chocolate. Students reason and calculate what is left of these chocolate bars. The bars are the same size but are molded into different number of sections. Yum!

Students learn how the Postal Service is funded and try to decide how the USPS could earn more or spend less in their operation. They finally get to think about whether the post office should be a government run service or a self-sustaining business.