Appalachian Trail Needs – Calculating the needs and rates involved in enduring this 2,168 mile trek. Steepness and Fall Hiking – Use a little mathematics about percent grade change in hiking.

Tuesday, September 22, 2020 at 13:30 UTC (which is the same as 9:30 am EST), will be the Autumnal Equinox. It is the time of year when the imaginary plane that passes through the Earth’s Equator would also travel through the…

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.

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…

The world record for the largest cup of coffee was recently set (see picture above). In this activity students explore scale, similar figures, volume and measurement as they estimate the amount of coffee that this record-sized mug holds. Students also…

Fall is a beautiful time of year for hiking. Many students will be walking in the woods and mountains to enjoy the colorful leaves and the cool weather outside. Let them combine what they are doing with their families and…

To see this poster larger in a new window, click on the image. In 2017, Old Dominion Freight Line offered 2 free tickets to the next 3 World Series to the person who guesses closest to “How many baseballs are…

Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland. Its hard to tell how large it actually is but it looks huge. Use some of the data that was supplied and your estimation skills to gauge the…

Students calculate base area or volume of cakes made from 2 cake pan sizes and observe how the volume of the cake changes with the increased pan size. This is an activity intended to demonstrate that the volume increase is…

Each year the Boston Ballet highlights the holiday season with the Nutcracker ballet. In 2014, the Boston Ritz Carlton Hotel’s chef, Andrew Yeo and his pastry team, created a gorgeous and massive Nutcracker cake of macaroons and fondant to celebrate the…

On August 5, 2010, the San Jose copper-gold mine near Copiapó,Chile collapsed stranding 33 miners in a large cavern more than 2,000 feet below ground. A new movie has just been released about the incident, The 33. All of the…

At the Toys R Us store, I saw an amazing LEGO creation. He was a life-sized LEGO fireman with a walkie-talkie, an oxygen tank and even an oxygen tank gauge. He must have taken a long time to build. Let…