Tag: 8th

What does the data show?

When you look at the new case numbers of the Coronavirus in the U.S. and compare that with various world and national events and our present scientific understandings, what do you wonder?  What can you deduce?  What might the future…

How fast will my new puppy mature?

There is a new dog aging formula that depends on methyl markers that adhere to the DNA molecules of living things.  Now we know that dogs don’t age as we thought that they did.

String design, ellipses, and orbital mechanics

Artistic way to encourage understanding of a conic section.  Participants physically build an ellipse by choosing two foci and sketching the figure through a loop of string. While stitching an elliptical string design they puzzle about varying the foci spread and the loop length to create more extreme ellipses and are intuitively introduced to the measurement of eccentricity.

Coronavirus trends

Johns Hopkins University of Medicine has a team that maintains current maps and data about the Coronavirus.  They record changes and show trends of the virus activity throughout the World. Enjoy exploring the data, all of the visual mappings, and…

Summer Solstice, the longest day

Saturday, June 20th, 2020 Sunrise on summer solstice at Stonehenge On Saturday, June 20th, at 5:44 pm EDT, the Earth’s North Pole will be tilted as far towards the Sun as it will ever be in the year.  This marks the…

What’s a payday loan? Good idea?

When you need a loan, and you’re desperate for help, is this a good idea? Students learn about this kind of loan and examine how it compares with personal loans and debt on your credit card.  They analyze final payments…

National Donut Day

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.

I bought toilet paper online

Students use the pictures in this activity to approximate the size of this 16 roll package of bamboo toilet paper. They use comparison ratios with our Ruth Bader Ginsburg doll to calculate the size of one roll and then calculate the size of 16 rolls. Funny activity.

A socially-distanced party

I risked infecting my friends or becoming infected myself by throwing a very small socially-distanced party.  I served baked appetizers, disinfectant wipes, and latex gloves.  I cooked while wearing clean latex gloves and served the appetizers with a spatula.  The…

May 27th launch from the U.S. again

NASA and SpaceX plan to launch humans from Kennedy Space Center, Florida, to the International Space Station for the first time since July 11, 2011. This is a more current events activity than mathematical.

Memorial Day 2020

This Monday Americans will celebrate Memorial Day.  Who are we honoring?  How did the holiday come about?  Isn’t Memorial Day usually on May 30th? Students learn a little about the history of the holiday, analyze the possibilities and patterns for when…