Category: Math and Science

How much water should you be drinking?

As outdoor activities get into full swing and the temperatures rise, it might be a good time to look at hydration. A healthy requirement for fluids can’t really be the same for everyone.  Surely the amount of water that you…

Can this possibly be True?

Could this possibly be true? What is reasonable? How do you check? Do you believe everything that you hear or read? Do you fact-check? While considering the veracity of this statement students will need to subtract negative numbers in a…

Earth Day – 12 possible activities

Monday, April 22nd is Earth Day – There is so much to bring to your classroom to support recycling, conserving resources, studying climate change and protecting our planet. Have you seen more Monarch butterflies lately? – Students read charts, do a little research, and make observations…

April just had a new baby!

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!

Which car should I buy?

Presidents Day is also about car sales. Should you buy a hybrid car or an electric car to save money? Students create equations for finding the break-even points of these vehicles by mileage and years of ownership.  They then work…

V-o-r-t-e-x

Use the extreme cold weather to practice and understand integer subtraction.

Huge diamond found in Canada

552-carat diamond found in Diavik Mine, Northwest Territories, Canada Can you tell just how big this gem is?  Do you know how big a carat is? What would this look like on a ring on your finger?

New Horizons spacecraft just flew by a really distant asteroid

On January 1st, 2019, the New Horizons spacecraft passed close to Ultima Thule, a Kuiper Belt object that’s a billion miles beyond Pluto. That milestone marked the most distant celestial object that we have ever been able to see close-up.  In this activity student do some rate conversions to try to understand the delay in knowing that the mission was a success.

Times Square Ball Drop

Share the data in your class and ask what the numbers make your students wonder and what they can observe from the information. Happy New Year!

Winter and holiday posts (16 great activities)

Soda Santa

Winter Solstice – Students appreciate how their latitude effects the darkness of their late afternoon location as they study the earth’s tilt and the logic of daylight hours. 7.G.3, HSG.C, HSG.GMD.4, HSG.MG.1 –  Updated for 2018! Soda Santa – First students guess too…

Egad! It’s already time for Hanukkah

Sunday evening, December 2nd, is the first night of Hanukkah this year. I think it was much later in December last year. Why isn’t it always on the same date? Students look at the Hebrew calendar and appreciate the incredible…

Daylight Savings Time weird happenings

Daylight Saving time is controversial, disruptive, useful, saves energy, increases energy consumption, is inconvenient …  Imagine locations where neighbors are differentiated by one or two hours and experiment with what it might be like to live in a neighborhood of…

Vampire bats

Ooooo. Scary!  This is a slightly didactic activity on vampire bats.  We’ve given lots of interesting metric and customary unit facts and asked students to relate those sizes to more familiar objects.  Simply enjoy the season with this slightly creepy activity…