Bozeman Science
Cellular Respiration
Paul Andersen covers the processes of aerobic and anaerobic cellular respiration. He starts with a brief description of the two processes. He then describes the important parts of the mitochondria. He explains how energy is transferred...
Bozeman Science
LS1C - Matter and Energy Flow in Organisms
Sustaining life requires substantial energy and matter inputs. The complex struc- tural organization of organisms accommodates the capture, transformation, trans- port, release, and elimination of the matter and energy needed to sustain...
SciShow
Plants That Keep Themselves Warm
Sometimes, plants do unexpected things. Like control their own body temperature.
SciShow
3 Animals That Keep Their Whole Ecosystem Together
What do gray wolves, elephants, and parrotfish have in common? They're all keystone species, which means they have an especially large impact on their habitat. SciShow explores how these animals keep their ecosystems running.
Crash Course Kids
The End Is Only The Beginning
It's the end of this first year of Crash Course Kids and we've learned so many things. In this episode, Sabrina takes us on a tour of some of the ideas we've talked about and how they fit into our lives. Also, what all of these ideas...
SciShow
The Earth's Internet: How Fungi Help Plants Communicate
Plants have their own interconnected networks that allow them to communicate with each other, sometimes over considerable distances!
TED-Ed
TED-Ed: Are spotty fruits and vegetables safe to eat? - Elizabeth Brauer
In 2010, 30 billion dollars worth of fruits and vegetables were wasted by American retailers and shoppers, in part because of cosmetic problems and perceived spoilage. But what are these spots, anyway, and are they okay to eat? Elizabeth...
Crash Course Kids
The Dirt on Decomposers
We've talked about food chains and how energy moves through an ecosystem, but let's take a step back and see how everything starts... and ends. Decomposers! This first series is based on 5th grade science. We're super excited and hope...
Be Smart
Which Life Form REALLY Dominates Earth?
Are humans really Earth's most dominant species? Let's put all of the planet's living things on a scale and see what has amassed the most mass. This week we break down the concept of "biomass" to judge Earth's living things from top to...
PBS
When Giant Fungi Ruled
420 million years ago, a giant feasted on the dead, growing slowly into the largest living thing on land. It belonged to an unlikely group of pioneers that ultimately made life on land possible -- the fungi.
Bozeman Science
Graphing Data by Hand
Paul Andersen shows you how to graph data by hand. He explains the required elements of a scatter plot with a best fit line. He shows you how to properly scale and label the axes.
Crash Course Kids
Who Needs Dirt?
So... do plants need dirt? The truth might shock you. In this episode of Crash Course kids, Sabrina talks about how plants get energy and how that energy is transported around them. Also, she talks about dirt.
Crash Course Kids
Weathering and Erosion
In this episode of Crash Course Kids, Sabrina gives us a real world example of how the Hydrosphere and Geosphere affect each other in the form of Weathering and Erosion. Think of Weathering as the force that makes a mess and Erosion as...
SciShow Kids
Trees That Never Lose Their Leaves! Science for Kids
Some trees lose their leaves in the fall, but some keep their green leaves all year round. Join Jessi and Squeaks to learn about evergreens: where they grow, and how they survive in harsh conditions!
SciShow Kids
Build a Tiny Plant World! Science Project for Kids
Jessi and Squeaks just learned about terrariums, and now they want to make one for themselves! Join them to learn all about these tiny gardens in a bottle and how you can make one of your own!
TED Talks
TED: Why we're storing billions of seeds | Jonathan Drori
In this brief talk from TED U 2009, Jonathan Drori encourages us to save biodiversity -- one seed at a time. Reminding us that plants support human life, he shares the vision of the Millennium Seed Bank, which has stored over 3 billion...
Bozeman Science
Plant and Animal Defense
Paul Andersen describes how plants and animals defend themselves against pathogens. He begins by discussing the hypersensitive response in plants as a nonspecific form of immune response. He then discusses both the humoral and...
SciShow Kids
Real-Life Robots
Meet some real-life robots, and find out what robots really are, and what they do for us every day!
Be Smart
Do Plants Think?
For the last 50 years we've wondered whether plants can think... Haven't we?
Crash Course Kids
Food Webs
Last time we put a Polar Bear in the desert and we still feel bad about that, but there's a lot more going on in ecosystems than just temperature. In fact, there are so many elements in ecosystems, that if just one leaves or gets out of...
SciShow Kids
How Does A Seed Become A Plant?
Jessi and Squeaks show you how a tiny seed, like the kind you eat in your trail mix! Grows into a big plant!
Bozeman Science
Plant Nutrition and Transport
Paul Andersen explains how nutrients and water are transported in plants. He begins with a brief discussion of what nutrients are required by plants and where they get them. He shows you dermal, vascular and ground tissue in monocot...
SciShow Kids
The Color-Changing Celery Experiment!
Want to learn how plants move water around inside them? Or do you just want to turn a stalk of celery purple? Then try our amazing color-changing celery experiment, in class or at home!
SciShow Kids
Dissect a Pumpkin!
Jessi and Squeaks want to learn more about the inside of a pumpkin. How? By dissecting it!