In this activity students try to figure out how time settings will change as they move from place to place and what variables are involved in the daylight savings time shift. Day length? Latitude?

Surveys show that more and more people are involved in and spending on Halloween activities. If the percent of Americans participating continues at this pace and the population continues to grow at a smaller percentage, will all Americans soon be celebrating Halloween?

Students study charts that show variations from normal sea surface temperatures during El Niño years. They get the chance to more fully understand these events and understand the world-wide ramifications of an El Niño year.

We have 2 activities for National S’mores Day. (1) Number of ingredients to buy with no waste for all of my guests! (2) Building the largest S’more ever. What is reasonable.? How many marshmallows are in this recipe? How many people could this cookie feed? How many marshmallows could you eat?

Wildfires in Canada have been spreading dangerous smoke pollution throughout much of North America. What is a dangerous size of particles per cubic meter (PM)? How tiny is that? How do those particles get into your body?

For Father’s Day Thank you Mother and Father for all of those diapers – Students compare the cost of buying disposable versus cloth diapers. They estimate how much they cost their parents in diapers and consider how much they will…

We have 16 activities that you could use for Earth Day! Saturday, April 22nd is Earth Day. Help your students become activists for our planet? We have 16 activities that support recycling, conserving resources, awareness of climate change and protecting our planet.…

The Iditarod Dogsled Race will begin this year on Saturday, March 4th in Anchorage, Alaska. It is often called The Last Great Race on Earth because it is so long and grueling. Students do some rate, distance, and hardship comparisons to decide if…

A combination of 10 Heavenly Stems and 12 Earthly Branches, the year’s symbol creates a sequence of year names that eventually repeat. Students explore the least common multiple of these two cycles without ever hearing the term LCM.

Today, Wednesday, January 4th, 2023, Earth will be as close as it gets to the Sun during its orbit. Shouldn’t that make this the warmest time of the year? In this activity students become familiar with the terms perihelion and aphelion as they calculate…