How well can you predict your candy haul? – Students consider how to determine their best predictions of their candy haul. The math ideas of measurement error and percent error are introduced. Students then predict their own Halloween candy collection…

Use your student’s Halloween enthusiasm to do a study on volumes. We’ve created an activity that asks students to calculate the volume of candy containers that are silly and intriguing. Skip the cone and the sphere to make this activity…

Thank you Mother and Father for all of those diapers – Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future how much could your kid’s diapers cost? Help…

Two activities to help celebrate National Donut Day How many donuts is that = huge box of donuts to approximate. How have donuts changed = torus volume measurements, formula intuition, and algebraic transformation of one formula into a second formula.

Jorge would have been 15 years old on May 5, 2020. We wondered how old that would have been in human years. Does that 7 times his dog years formula really predict all dog’s aging?

These giant beauties can be measured in handler height, taxi cab widths, stories tall, and bicycle lengths. What does that all mean? How big are these balloons. The activity: Macy’sNewBalloons.pdf

So much is happening on April 15th this year! As families and the news talk about filing taxes on time, it might be an excellent time to deal with where that tax money goes. Debt and Deficit give meaning to what tax…

March 28th was opening day for this year’s Major League Baseball season. It’s a good time for some Major League Baseball math! In this activity students think about how major league game lengths have changed over time. Is there a…

Saturday, March 16, 2019. April went into labor at about 11:00am and birthed a new baby giraffe at about 12 noon. Here are two past Giraffe baby activities for today!