Sts learn a little history, question what they have learned earlier, and calculate how far off Columbus was from East India and his understanding of the actual circumference of the Earth.
Indigenous Peoples or Columbus Day
Tag: 7.NS
At last, its summer again
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,…
Father’s Day, Juneteenth, and The Longest Day (summer solstice)
We have two Father’s Day activities, a Juneteenth activity, and a revised (and shortened) Longest Day/Summer Solstice activity.
Spider-Man continues
How much did it cost to make?
How much will it gross?
Is the Spider-Man phenomena a guarantee for success?
How would you compare all of the Spider-Man movies?
Super Bowl Numerals
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.
Martin Luther King, Jr and social justice
We have 6 activities on Martin Luther King and the movement to a more fair and equal representation of Black lives in America. A timeline of KIng’s life; a timeline of the social justice movement; the history of Jackie Robinson; data on which monuments in the National Mall are most visited; a study of crowd counting; and an examination of the recent changes in the Bears Ears Monument size and the reasons for that change.
What’s interesting about this number?
What is interesting about the number, 12 22 21 … and why did we put it on YummyMath today?
Will one roll be enough?
Students can use the man or the basket as a reference as they try to approximate the size of these gifts and how much wrapping paper will actually be needed. Approximation, surface area, reasoning explanation, and diagraming! An X-box is…
YUMMY food for Passover
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…
Earth’s perihelion
On Saturday, January 2nd, 2021, 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…
Extreme weather 2020
Use the open number line and our lists of temperature extremes to make signed number operations and absolute value sensible. Students compare record high and low temps (integers) and use absolute value in order to always find the positive difference. Subtraction of negatives becomes obvious in this lesson.
Summer Solstice, the longest day
Sunday, June 21st, 2022 (Revised and updated) Sunrise on summer solstice at Stonehenge On Sunday, June 21st, at 5:13 am EDT, the Earth’s North Pole will be tilted as far towards the Sun as it will ever be in the year.…
Gonna be a Leap Year
This year we will add the 29th of February to our year? Why do we do that? How can you tell? What if we didn’t add a day every 4 years? Calendar math and flow charts.
Three wrapping presents activities
3 activities about wrapping presents: On the diagonal, 3-act by estimation with iPhone, and judging sizes and needs by estimation with man and shopping basket.
Star Wars … the story continues
The Rise of Skywalker will open on December 20, 2019. How much did it cost to make? How much will it gross? Is the Star Wars phenomena a guarantee for success? How would you compare these movies? We’ve been gathering data…