I make the best, best, really best pie. Every year more and more people come to our house on Thanksgiving morning for my famous pumpkin pie and a hike in the nearby woods. This year 23 people have already accepted.…

This activity can be used in a large range of grade levels. Your class can work on percents, linear equations or piecewise functions. Act One: We missed the semi-annual sale but we want to get ready for the next one. Let’s…

This is the medal that is given to the Nobel prize winners. Check it out. (Teachers, you could get into Roman numerals right here.) LittleRomanNumeralLesson.pdf What do you know about the Nobel Prize? Who do you know who has…

The volcano, Kilauea, on the Big Island of Hawaii, has been active and erupting since 2008. There are two lava flows at present and one is now approaching homes on the Big Island. This is another example of natural events…

Recently the MAVEN spacecraft (Mars Atmosphere and Volatile Evolution Mission) that was launched on November 18, 2013 reached Mars and attained an elongated orbit around the planet. How does someone figure out how to do that?

Ebola has continued to gain strength and devastate regions of West Africa. WHO (World Health Organization) updates their data frequently and the progress and lack of control of the epidemic is very concerning. We’ve gathered the present numbers again for…

My friend and I were arguing about how long it would take me to double my investment amounts. How will your students figure this out? Are there any tricks? Explore investing and exponential growth as your students discover “The Rule…

Ebola is a deadly virus that has reappeared in Western Africa in an outbreak that began in February of this year. We’ve supplied you with weekly statistics on the progression of this disease and given you and your students a…

Lebron recently left the Miami Heat to go back home to the Cleveland Cavaliers where he began his professional career. Lebron is arguably the best player in the NBA and a tremendous addition to a team … a real difference…

In this activity students do a little comparison shopping as they determine which size Goldfish product is the best deal. Students are introduced to the ratio table as a tool for determining equivalent ratios and comparing different rates. Students graph cost per ounce relationships and answer a…

A powerful typhoon has just passed Okinawa, Japan’s southern-most prefecture, and is expected to continue to be very powerful. What is a typhoon? How are they scaled? In this activity students become aware of various storm rankings and severity as they…

World Cup ranking – Students explore the ranking formulated from each team’s previous 4 years of play in their geographical divisions. The formula is complex and weighted. Is it fair? 5.OA, 5.NBT, 5.NF.B, 6.NS.B, 6.EE, 6.SP, 7.EE, 8.F, 8.SP, HSA World…

present world cup scores How many games are played in each round of the World Cup? In the opening round each of the four teams in a group must play each other (round robin format). From then on each round…

This is part II of our reflections on the World Cup games. Part I, World Cup rankings, explained and let students practice with the formula and weighting that is used to establish each country’s team rank. This second activity deals with…