13 Ways to Tell Time Backwards

Schools generate a lot of trash. This lesson has groups collect data about the amount of trash that people generate at school over a period of time. They sort the trash and determine the amounts based upon type. The class determines the...

Is qualitative or quantitative research more convincing when it comes to climate change? In the eighth lesson during this 21-part series, scholars begin by performing a quantitative analysis of deforestation and urbanization. Then, they...

It's story time! Show your class how to use a distance-time graph to tell a story. They learn to draw and analyze a graph using distance and time data. The story then continues to compare velocity and time. 

Are you ready to take your learners on a time travel exploration? The short video segment uncovers the nuances of time travel and the scientific theories behind this sometimes misunderstood activity. Learners conclude with a discussion...

Has your class ever wondered why time always progresses in a forward direction and why we cannot travel backward? Learners view this short video segment to explore the concept of entropy and its relevance to time in relation to their...

Reach for the stars with a fun space science video! Viewers learn about the different types of stars in the galaxy, as well as the ways to organize and classify them based on color and age.

Did you know an insect has unique mouthparts based on what and how it eats? This is a simple way to identify the order an insect belongs to. Watch a video that explains the interesting world of insect mouthparts.

Jr. high learners explore the concept of Elongation. They analyze the phases of the moon and position of the sun in order to create a flip book. They will then use their books to determine the local time using the sun and moon. Excellent!

Can someone really have a "biological clock"? Discover why many organisms on earth have an inherent awareness of where they are in the day's cycle.This video discusses animal adaptations, the earth's revolutions, and how light and...

Cartoon children compare the earth's age to timescales that we understand:a calendar year, the thickness of a book, the human lifespan. This smart film clip is definitely worth adding to your geologic timescale lesson! If you subscribe...