Category: 3-act tasks

Where should I drop my puck

Act 1 – Give students time to view the game board above or give them our one-page activity. The above picture is larger when you click on it. Ask students for their gut reaction about which slot would give them…

Mother’s Day 2022 (14 ideas)

We have 14 possible activities for you to bring Mother’s Day into your classroom. Diapers, chocolate, Mother’s Day spending, surprise breakfast, and more …

Earth Day 2022

We have 16 interesting activities to bring home; air quality, erosion, water levels, climate change, solar power, recycling, and changes to our Earth. Use the moment.

Before the holidays activities (19 ideas)

 Giant Macaroon Nutcracker – In 2013, Chef Andrew Yeo, built a giant macaroon nutcracker in a Boston hotel using given amounts of ingredients. Students try to figure out how much of each ingredient I will need to make a similar but much…

Halloween activities – 13 activities

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…

Penny Wars anew

Students judge from apparent diameters and penny heights, which jar has the most money. Mrs. Mercado had 3 pictures of scales with two jars on each balance. That is another great puzzle.

Man paid in 500 pounds of greasy pennies!

In this 3-act activity, students learn about the story, watch a PowerPoint presentation about the issue, and try to calculate the amount of money in this pile. Copper pennies, zinc pennies, metric to standard conversions, and more.

How many scoops do I need?

In this 3-act activity, students need to invent a different way to measure the powdered chocolate than what the instructions dictate. How many 1/4th teaspoonsfuls of powder = 2 teaspoons? How many 1/8th teaspoons = 2 teaspoons? General rule?

8 cold and snowy activities

How much snow is that? – How many inches of snow produced that pile?  How much snow in volume is on top of the car?  How much could that snow weigh? Approximation, snow/water equivalent rates (SWE) 5.MD.C, 6.RP.A, 7.RP.A, 7.EE.B, 7.G, 7.EE.A Snowy…


Just before Thanksgiving there are competitions all over the world to celebrate cool design, tricky engineering, and to donate a whole lot of food. How many cans does it take to build this structure?  What information do you need to determine this?  How did you determine your solution? What else did you notice that is mathematical?

Candy deals

We found big mixed bags of candy at really good prices … we think. Students are asked to decide which would be the best deal and the worst deal on candy.  They can also create their own mixed bags.  This activity…

National Donut Day

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.