Instructional Video3:09
Science ABC

Why Don't Buses Have Seatbelts?

Pre-K - Higher Ed
The most important feature of the bus that nullifies the need to have seat belts installed is compartmentalization. Seats are installed equidistant with respect to each other, segregating passengers in small compartments of sorts. To put...
Instructional Video2:56
Science ABC

Why Can't You See Stars from an Airplane at Night?

Pre-K - Higher Ed
While flying over a metropolitan or densely populated area at night, its likely that you wont see stars from the airplane window. This is because the excessive artificial lighting (i.e., light pollution) of the city can light up the sky...
Instructional Video3:07
Science ABC

Why Bombs Make a Whistling Sound When They Fall Through the Air

Pre-K - Higher Ed
You may have noticed in movies and tv shows that when a bomb falls through the sky, it makes a whistling sound. This has to do with the fighter planes and bomber planes of world war 2. During the second world war, German air force...
Instructional Video3:17
Science ABC

Why Do Airplanes Need To Fly So High?

Pre-K - Higher Ed
Commercial airplanes typically fly between 32,000 feet and 38,000 feet, with the sweet spot being approximately 35,000 feet. One of the main reasons commercial airplanes fly so high is air resistance. You see, the higher you go above the...
Instructional Video6:28
Food Farmer Earth

Alan Kapuler on Monoculture and Sustainability: A Scientist's View

12th - Higher Ed
Discover Alan Kapuler's insights into the scientific and ethical implications of monoculture farming. Learn how his commitment to biodiversity and sustainable practices offers solutions for more resilient agricultural ecosystems.
Instructional Video6:19
Food Farmer Earth

Harvest Insights: A Viticulturist's Journey Through the Vineyard

12th - Higher Ed
Experience the harvest through the eyes of a dedicated viticulturist. Learn about the meticulous care, decision-making, and passion for sustainable practices that go into producing high-quality wine grapes.
Instructional Video6:48
Food Farmer Earth

Sustainable Farming Insights: Lessons from a Good Food Farmer

12th - Higher Ed
Learn about the innovative approaches of a good food farmer, from crop rotation to community-supported agriculture. Discover how sustainable practices can yield high-quality produce and contribute to food security.
Instructional Video1:09
Food Farmer Earth

Innovative Trellis Designs for Enhancing School and College Gardens

12th - Higher Ed
Explore three easy and effective trellis ideas to elevate your garden layout. Learn how to construct these supports from inexpensive materials, perfect for educational projects in horticulture.
Instructional Video10:18
Curated Video

Do You Need a Gun to Survive the Next Disaster?

9th - Higher Ed
Life on the ground following natural disasters is often chaotic and scary. And with global warming gradually adding energy to our atmosphere, driving more extreme weather and worse disasters, it’s logical that people would be concerned....
Instructional Video9:44
Curated Video

Tornado Warning: Survive Nature's Wildest Winds

9th - Higher Ed
The awesome and devastating power of tornadoes is unlike any other that Mother Nature dishes out. The largest among them, known as EF5s, produce winds in excess of 200 mph and can span two miles across. We discuss the surprising fact...
Instructional Video0:47
Curated Video

Solar storm

6th - 12th
Or geomagnetic storm, a severe disruption of the Earth's magnetosphere that can cripple satellites, and even cause severe damage to electrical systems on the ground. A Twig Science Glossary Film. Key scientific terms defined in just 60...
Instructional Video0:43
Curated Video

Water table

6th - 12th
The level below which the ground is completely saturated with water. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Instructional Video0:43
Curated Video

Aquifer

6th - 12th
An underground layer of porous rock or other material that is permeated with water. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Instructional Video0:42
Curated Video

S-wave

6th - 12th
One of two types of seismic wave produced in an earthquake. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Instructional Video0:40
Curated Video

Seismic waves

6th - 12th
Sound-like waves that travel through the ground from an earthquake or other source of vibration. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:53
Curated Video

Potential energy

6th - 12th
Energy that is stored by an object because of its position. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Instructional Video0:51
Curated Video

P-wave

6th - 12th
A fast-moving seismic wave produced by an earthquake. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Instructional Video0:49
Curated Video

Caldera

6th - 12th
A large cauldron-like volcanic feature, formed when a chamber full of magma empties and the ground above it collapses. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Instructional Video0:54
Curated Video

Eclipse, solar

6th - 12th
When the Moon is aligned directly in between the Sun and the Earth, it obscures all or part of the sun to an observer on the ground. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Instructional Video0:54
Curated Video

Long-period events

6th - 12th
Earthquakes with relatively low-frequency vibration, caused by sudden changes of pressure inside volcanoes and magma channels. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Instructional Video2:14
Curated Video

Dawson's Bee

6th - 12th
For this large burrowing bee, mating season isn’t just competitive – it’s deadly. Biology - Animal Kingdom - Learning Points. Dawson's burrowing bee is one of the largest bee species in the world. Dawson's bees are solitary bees, and...
Instructional Video2:06
Curated Video

Pressure and Surface Area

6th - 12th
Learn how surface area can affect the amount of pressure exerted, and why this is useful in life? Physics - Forces - Learning Points. Pressure is the amount of force acting on a set area. Pressure is measured in pascals. Pressure can be...
Instructional Video1:45
Curated Video

Factpack: Background Radiation

6th - 12th
Although radioactive materials are associated with power stations and bombs, we live with radioactive substances all around us. What are they, and do they affect us? Physics - Energy And Radioactivity - Learning Points. A Twig FactPack...
Instructional Video1:39
Curated Video

How We Balance: Part 2

6th - 12th
Learn how the brain, eyes, skin and muscles help us achieve the incredible challenge of balancing. Biology - Being Human - Learning Points. Your brain maintains balance by combining information from you eyes, ears, skin and muscles. Your...