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Number Sense
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Grade
Big Air snowboarding
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 l...
Super Bowl ads and scientific notation
The Super Bowl is over now and all of the ads have been seen. Let your students revisit and reflect on the interesting commercials with this scientific notation a...
Is this promo a good deal?
McDonald's was offering an "Arch Card" special deal. If you bought an Arch Card for $100 you were entitled to a free BigMac or EggMcMuffin every week for a full year. The card was only offered a...
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 the...
Is my son going to win again?
Brian son's pretty young but is he still going to whoop his dad? They were playing Monopoly Junior. Can you decide who will win? In this activity use addition and/or multiplicatio...
Population Clock
How in the world does this clock conclude that there is a net gain in the United States of one person every 14 seconds?
Have a little care about younger children when using this activity. T...
Layla's antibiotics
Layla
The dosage of Layla's medication was confusing to our friend Kim. How many days was she supposed to give Layla the meds?
How many pills does she need to cut into pie...
How much does the biggest Lego set ever cost?
Picture from the Verge. Click to see the story.
Note: This is a remake of our 2014 "How Much Does a Lego Cost" activity
How much could the...
How many cars are there?
Brian came home from work to find that his son had his toy cars organized in a tight parking lot on our front porch. ? Below is a video version of our power point for the activity, whic...