We have two classic puzzles for your April 1st class starters. PerplexingOne.pdf PerplexingTwo.pdf CCSS: MP.1, MP3,4.OA, 5.G, 8.EE, 8.SP For members we have solutions. PerplexingOne-solution.pdf PerplexingTwo-solution.pdf Or you might baffle and amaze your students with our Ghost Whisperer lesson.…

# Holidays and Annual Events

Investigations that relate to regular annual events.

# Saint Patrick’s Day, March 17th

Green, green river – They’re doing it again. In Chicago, the local plumbers union “dye” the Chicago River emerald green. Students learn what PPM (parts per million) means and attempt to figure out how much dye is used to sufficiently color…

# Pi Day is coming!

Celebrate π in your school and in your math class with activities that demonstrate how π was derived; visually show why π makes sense; show a surprising place where π is used; increase students ability to measure and long divide; applauds the talent of…

# Mardi gras – Fat Tuesday

Tuesday, February 28, 2017, will be the day before Ash Wednesday and the start of the season of Lent. Mardi Gras is a last hoorah and is celebrated throughout the world with feasting, partying, and general indulgence. In New Orleans…

# Movies and the upcoming Oscars

Highest Grossing Movies – Let your students develop their own ideas about compounded percent change while they have the opportunity to speak about the upcoming Academy Awards show. Worldwide box office income is compared for the top ten grossing movies of all…

# Valentine’s Day activities

Chocolate-raspberry heart-shaped cake – Students build a heart cake and use ratio information to find the quantities of cake and icing resulting from increased dimensions. A parametric heart … with love – Students use unit triangles and manually calculate sine and cosine…

# How did I graph this heart?

What equations did I use to make this beauty? algebraic-heart CCSS: 8.EE, 8.F, HSA, HSG

# Sweetheart candies

Here’s some more Valentine’s Day fun. How many dollars worth of sweet hearts candies are sold each Valentine’s season? What more could kids want than Sweetheart candies, problem solving, critical thinking, and number sense reasoning? Enjoy!

# Holiday candy sales

Which holidays are associated with candy? For which of those holidays is the most candy is sold? What percents of annual candy sales does each holiday contribute? Consider using some independent think time, then small group discussion, then whole group discussion…

# Have a heart

Clicking on the image above will show the heart larger in a new window. Canstruction® is an event hosted in more than 150 countries throughout the world to demonstrate “innovation, hunger relief and collaboration”. Canstruction has raised more than 40 million…

# Chocolate heart-shaped raspberry cake

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…

# Super Bowl ads and scientific notation

On Monday, when the Super Bowl is over and all of the ads have been seen, use this scientific notation activity to involve math students in the talk of the day. Newton teacher, Matt Timmins gave us this timely activity…

# Activities for Super Bowl and Groundhog Day

Typical Super Bowl scores – Students reflect on the mean, median, and mode losing scores, winning scores, and range of scores from past Super Bowls as they try to predict this year’s scores. They decide how the next pair of scores…

# Super Bowl ad costs still increasing

Budweiser’s “Puppy Love” commercial from Super Bowl XLIII Here’s one more Super Bowl analysis to motivate your students: More than 5 million dollars for a 30-second ad. That is how much a one-half minute commercial will cost during the 2017…

# Super Bowl cheesy pretzel poppers

… A little more delicious work for the Super Bowl. Students follow a recipe that involves “cutting the cheese” block, figuring how many servings, estimating how many times they need to multiply the recipe by to make enough pretzel bites, and…