15 search results for ""HSG.SRT""

Earth Day, 2018 – 12 activities

Sunday, April 22nd is Earth Day – There is so much to bring to your classroom to support recycling, conserving resources, studying climate change and protecting our planet. Have you seen more Monarch butterflies lately? – Students read charts, do a little research, and make observations…

Olympic rankings

Check out the two images of the 2008 summer Olympic medal counts.  What do you notice? The Olympic Games are competitions between athletes in individual or team events and are not meant to be between countries. The International Olympic Committee…

Big Air snowboarding

Graphic generously supplied by GraphicNews.com Starting February 18th a new Olympic sport will be televised … Big Air Snowboarding.  Some of your students may be officianados of snowboarding. Using this activity could be an opportunity to let those students shine.…

Valentine’s Day and the Lunar New Year

Which Sweet Heart candies are the best deal? – Students decide which quantity of Sweet Heart candies is the best deal.  Ratio tables, unit ratios, devising convincing arguments. 6.RP.2, 6.RP.3, 7.RP.2 Sweetheart Candies – unit rate and ratio activity using those little candy…

Winter holiday activities (13 ideas!)

Do I have enough wrapping paper? – Students estimate the size of a gift and decide if the given wrapping paper is going to be enough.  Finally they try to create a rule for determining enough wrapping paper from a present’s…

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…

Spiraling triples

Let students explore the patterns of perfect squares and Pythagorean Triples as they analyze our piece of art and decide why the resulting construction looks like spiraling squares. For a finale they color their own spiraling triple. The activity: SpiralingTriples-activity.pdf

Total solar eclipse – apparent sizes

Where will the eclipse be seen?  What if you are not in the path of totality?  Total solar eclipse?  What is apparent size?  How can the moon seem to cover the sun completely? We’ve created a pretty extensive investigation about…

What’s my angle?

I’m going to help save the planet by adding solar panels to my roof! Should I tilt the panels on my roof to more accurately aim towards the Sun? If so, at what angle should I use? Should I be…

A parametric heart … with love

Valentine’s Day is a good excuse to explore parametric equations. First students figure the coordinates of this figure using trigonometric unit triangles. Then they simplify and accelerate this task with either a graphing calculator or with online software like Desmos…

Do you have text neck?

What does looking down at your electronic device do to your breathing? To your muscles? To your spine curvature? To your pain?  It can lead to a condition called Text Neck.  To learn more about Text Neck and to kick this…

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…