What’s your guess? How fast are the number of daylight hours changing each day? Are the changes dramatic or subtle? Students make guesses; compute how long, on average, the change in daylight hours should be; and finally understand the variability in our year of daylight hours.
3 Hanukkah activities; the amazing Hebrew calendar, soda menorah, and potato latkes. In the calendar activity, students look at the Hebrew calendar and appreciate the incredible mathematics involved in creating a calendar that aligns both the moon’s revolution about the Earth and the Earth’s revolution about the Sun.
In this timely activity, students learn about how cranberries are grown and harvested; estimate their size and quantities; and see what they can deduce from published statistics.
Here are two very different maps about where Veterans live in the U.S. and which states have the largest density of Veterans citizens. What do these two maps make you wonder or realize? How can you explain their comparison?
Students learn how the Postal Service is funded and try to decide how the USPS could earn more or spend less in their operation. They finally get to think about whether the post office should be a government run service or a self-sustaining business.
When you look at the new case numbers of the Coronavirus in the U.S. and compare that with various world and national events and our present scientific understandings, what do you wonder? What can you deduce? What might the future…
Why would anyone need such a big roll of toilet paper? How does it compare to Charmin’s other toilet paper products? If this roll lasts for one month, how big a roll would I need to be able to last for one year?
These giant beauties can be measured in handler height, taxi cab widths, stories tall, and bicycle lengths. What does that all mean? How big are these balloons. The activity: Macy’sNewBalloons.pdf
Updated! Students look at the past and present populations of the U.S. and the past and present population of school attendees to calculate the percentage of the population that are enrolled in K-12 schools. They are asked to draw conclusions…
Tornadoes have devastated the Midwest, U.S. in the last few days. Alabama, Texas, Louisiana, Oklahoma, Ohio, Missouri, Iowa, Nebraska and Mississippi have been brutally hit with these powerful events. Involve your students in a better understanding of the ranking and…
Mike Trout just signed a huge contract. He’ll be receiving $430 million dollars playing for 12 years with the Los Angeles Angels. Let’s take a look at some of the other big world sports’ contracts from the NBA, NHL, NFL, MLB…
Presidents Day is also about car sales. Should you buy a hybrid car or an electric car to save money? What about the environmental considerations? Students create equations for finding the break-even points of these vehicles by mileage and years…
In December soccer teams with the strongest world rankings were chosen to play in the once-every-4-years World Cup. The World Cup competition has just begun and will continue through July 15th. The team rankings are calculated in a pretty complex…
With the start of summer and wonderful outdoor activities, it might be good to examine the growth of Lyme disease occurrences in the United States. The Center for Disease Control and Prevention (CDC) has published maps for all of the…
Do you recognize what these are? Are you noticing students with these gadgets? Is this a forever toy or just the newest thing? Can you tell by looking at trend charts of Google searches how this phenomena will proceed? Let’s…