Bring a little art into your math class as you begin to use the Pythagorean theorem and your students first meet irrational numbers.
Wheel of Theodorus
Tag: 8.G.7
Wrapping presents on the diagonal
Dr. Sara Santos is a popular mathematician and speaker on mathematics. She has worked out a method for wrapping boxes (rectangular prisms) as efficiently as possible. (Watch the video above) Her method was written up in this article in Mental…
Steepness and fall hiking
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…
HDTV Surprise!
How were your holidays? Your school vacation? Mine was good. I surprised my family with this HDTV, which I wrapped and hung on our wall. The size of an HDTV is determined by the length of its diagonal. What size…
Fish tale, go figure
Whoa! I have two fish in my aquarium. Betty, my white goldfish always stays really close to the front wall as she swims towards her food. However, Stripe, my striped goldfish swims diagonally across the tank to the back top…
Watson save
We can’t get enough NFL. Check out the video above that revisits a truly great NFL playoff play. In the 2005 AFC divisional championship game between the New England Patriots and the Denver Broncos, Benjamin Watson stopped a touchdown in…