Category: Math and Science

Throwing Up 2023

It’s hard to shovel new snow when you have to get your shovel-full over previous snow banks. You have to throw the snow practically straight up. Predict the arc of your shovel throw with a parabola and refine your formula by manipulating the parabolic factors.

Earth’s perihelion with the Sun

Today, Wednesday, January 4th, 2023, Earth will be as close as it gets to the Sun during its orbit. Shouldn’t that make this the warmest time of the year? In this activity students become familiar with the terms perihelion and aphelion as they calculate…

The Times Square Ball

What does truncation mean? How is the Times Square Ball related to an icosahedron? Let students learn about the crystals and the LEDs that create this beautiful construction.

Before the holidays (16 activities)

We have tons (well, 16) of activities to bring to your class in this last week before the holiday break. Movies, science, art, cooking, economics, weather and the logic of calendars. Enjoy!

Winter Solstice 2022

How is the amount of darkness now related to your location on Earth? Understanding the Winter Solstice. 7.G.3, HSG.C, HSG.GMD.4, HSG.MG.1

Wind chill

Students use the National Weather Service’s chart to look for patterns, make predictions, decide how many ways the wind-chill could be -22 degrees F, and compare the formula’s outcome with their chart predications.

Total lunar eclipse

On the morning of November 8, 2022, many of us will be able to see the last full lunar eclipse until March 2025. Luckily, many of us will be able to see the eclipse pretty close to when we would…

Inflation and the cost of gasoline

In 1980, a gallon of gas costs $1.22.  Today’s prices are a lot higher.  Is that because the price has gone up or because in 1980 you could buy a lot more with $1.22 than you can buy today?

Are hurricanes getting stronger and more frequent?

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 devastation that is caused by tropical storms. Students read about hurricane classfications…

Hurricanes, Typhoons, and Cyclones

This week Hurricane Fiona caused major damage to Puerto Rico, the Dominican Republic and the Caribbean, This is the season for increased cyclonic activity around the globe.  How are hurricanes, typhoons, and cyclones related? There is a measurement called the Accumulated…

Hexadecimal coloring

Probably most of us have heard of and even used hexadecimal color codes. Don’t you wonder why their number descriptions really make sense? In this activity we first ask students to color in our Golden Spiral by giving them the…

How much pee is in this pool?

A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn’t disguise. In this activity, students calculate volume of several pools, change that cubic foot volume to gallons of pool water, and try to approximate how much urine is in each pool.

4th of July

Hot dog eating; Flag art; Fireworks on your calculator; Creating a 5-pointed star with one cut; and a possible new, 52-star flag.