How Old Is This Tree?
This How Old Is This Tree? lesson plan also includes:
- Join to access all included materials
Students work in pairs to determine the age of a tree using two different methods in this experiment. They collect data about how trees change over time.
6 Views 19 Downloads
Investigating How Electricity is Generated
What is the real cost of electricity? The real cost is not just the price you pay, but the environmental and economic costs as well. Scholars build, use, and judge the effectiveness of a turbine. They also investigate the environmental...
9th - 12th Science CCSS: Adaptable
New Review What Is the "Greenhouse Effect"?
Enough talk about the Greenhouse Effect—let's actually look at it! Junior climatologists engage in a simple thermodynamics experiment on a cold winter's day to examine global warming. The activity simulates rising carbon dioxide levels...
6th - 12th Science CCSS: Adaptable
New Review Is This A New Species?!
Which makes a better name for a new species: Hermit Crab Caterpillar or Sir Leafs-a-Lot? Exploring a rainforest in Peru, the video helps viewers discover a unique species as part of a larger biology playlist. As scientists learn more...
10 mins 6th - 12th Science CCSS: Adaptable
How Do Dogs "See" with Their Noses?
While dogs may not be able to see quite as well as humans, they definitely have us beat when it comes to their sense of smell. Prepare to be amazed as this short video investigates the incredibly sensitive noses of man's best friend.
4 mins 5th - 12th Science CCSS: Adaptable