What's the answer?
Image by Twitter user @pjmdoll.
Math doesn't usually create a buzz on Twitter. This past week this post did just that. People argued online about whether the answer was 16 or...
Number Sense
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Grade
Choosing the NBA All-Star team
The weekend of February 14 - 16 will be all about the NBA All-Stars. The two team captains are Giannis Antetokounmpo (Milwaukee Bucks) and LeBron James (Los Angeles Lakers). These guys ...
Fantasy Football
In the midst of another NFL season, we introduce students to Fantasy Football. Students first calculate football points given touchdowns, yardage gains and interceptions. They are then challenge...
Fibonacci coloring
Let your students simply enjoy coloring our designs or artistically play with the whole creation of Φ designs.
Simply coloring our Fibonacci patterns might allow students to ponder th...
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 activity...
How much do the movie tickets cost?
Ooops!
I was supposed to buy 4 adult and 2 children tickets, but I accidentally entered four children and two adults ... :)
Can you figure out how much a child's ticket and an adult ticket...
How much have doughnuts changed?
Part of the Smithsonian's Sally L. Steinberg Collection of Doughnut Ephemera -- Click on the image to see it larger.
When you are working on volume in your class, you can use this activi...
Free Flights?
This can't be right! If my flight cost $200 and I stayed for 10 days it would be free. Right? You can kick off this activity by asking students to think about where in the...
What's with the plovers?
Cute little birds. Piping plovers are nesting on beaches along the Atlantic coast. Consequently beaches are often roped-off or closed to protect their nests and chicks. Is this conservatio...
Deflategate
The deflated ball controversy makes an interesting segue into negative number line understanding. A particular digital psi football gauge reads 0 when the ball is at a proper NFL in...