Year of the Metal Rat Lunar New Year begins on Saturday, January 25th. This will be the year of the Metal Rat. The year name is a combination of 10 Heavenly Stems and 12 Earthly Branches creating a sequence of…
Tag: HS
How steep is this treadmill?
In this very short activity, students get a memorable way to visualize a zero slope and an undefined slope.
Martin Luther King, Jr. (5 activities)
Data on the National Mall sites – Two data analysis activities about the National Mall. Who do we honor? – What people or events are included in the National Mall monuments? Students use fractions or percents to decide what they can notice…
Wanna work for Uber?
Students examine the ads and decide what is and isn’t said. Do the ads give enough information to make a decision? Which is the better deal? How do you know?
The Times Square ball
On New Year’s Eve, the iconic Times Square ball will descend to mark the start of year 2020. The ball isn’t really a ball. It is a geodesic icosahedron. What does that mean and how do you transform an icosahedron into this ball?
Family fun math activities
Point of view – With any set of cubes, enjoy building this creation using our two view-point pictures. How many blocks are in my stack? What is the least number of blocks that I used? The most number of blocks that I used?…
Winter holidays – 17 activities
Hanukkah dates keep changing!
3 Hanukkah activities; the amazing Hebrew calendar, soda menorah, and potato latkes. In the calendar activity, students look at the Hebrew calendar and appreciate the incredible mathematics involved in creating a calendar that aligns both the moon’s revolution about the Earth and the Earth’s revolution about the Sun.
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…
How many feet of lights should I buy for my tree?
Check out our Christmas Tree. We need to buy lights for the tree. Without calculating, guess how many feet of lights you will need. What information do you need to better estimate the number of feet of lights that you…
It is getting dark way too early now
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. Is latitude the central angle of the Earth? The activity: winter-solstice2019.pdf
The Forever Roll
Why would anyone need such a big roll of toilet paper? How does it compare to Charmin’s other toilet paper products? If this roll lasts for one month, how big a roll would I need to be able to last for one year?
Thanksgiving, football, Black Friday, and giving (11 activities)
11 math activities to use before the Thanksgiving break. Football, Turkey baking, Consumer spending, Macy’s Parade, mashed potato recipe doubling, and more …
Canstruction
In this 3-act activity, students look for a pattern to count these cans. Canstruction is an annual event that takes place just before Thanksgiving in cities throughout the world to raise money and gather food for local food banks.