Each year, flooding kills around 100 Americans and displaces some 75,000 from their homes. And as sea levels rise, storms dump more and more rain, and dams and levees continue aging and increasingly failing, the cost of flooding is...

In this episode, we delve into the latest science of the “urban heat island” effect, learn about the looming threat of a potential “Katina-like event” that threatens their electrical grid, and explore the gamut of options being pursued...

Discover how sea lion flipper movements are revolutionizing underwater robotics and stealth exploration.<br/>

Discover how sea lion flipper movements are revolutionizing underwater robotics and stealth exploration.<br/>

This video provides two number challenges designed to improve number sense! In this video, we explore the Four 4’s Challenge, where you use exactly four 4’s to create numbers from 1 to 20, and the Build A Number Challenge, where you...

The pH scale is used to determine whether a substance is acidic or basic, and to calculate how strong a chemical it is. A pH value is a number that ranges from 1 to 14 for most common chemicals, with seven being the middle or neutral...

In this heartwarming video, Rolla the Rooster shares his perspective on optimism and how it has helped him navigate challenges on the farm. Through his story of selling green tea with his friend Hassan, Rolla teaches us the importance of...

A strong acid is one that is fully ionised in solution.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...

A substance that reacts with an acid to form a salt and water.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

What is the expense, and environmental cost, of bottling water when tap water is freely available? Earth Science - Earth's Resources - Learning Points. Bottled water is up to 10,000 times more expensive than tap water. Bottled water has...

Nylon is one of the strongest polymers created by man. What makes it so durable? Chemistry - Chemical Industries - Learning Points. In the past, clothes were all made from natural sources, such as silk, wool and cotton. Then Wallace...

Why and how do substances dissolve? Discover what happens when you create a solution. Chemistry - Atoms And Bonding - Learning Points. A solution is the mixture formed when a solid dissolves in a liquid. A solvent is a liquid that can...

How does land get polluted, and what with? Discover the quantities of waste deposited in landfills each year, and just how much could be recycled. Earth Science - Human Impacts - Learning Points. Landfills are holes in the ground where...

We use three chemical solutions to create an oscillating reaction. The three different solutions are mixed using a magnetic stirrer and the colour changes from clear to amber to dark blue. This pattern repeats as the concentrations of...

This amateur mathematician proposed an exciting theorem that stood unproved for over three centuries. He claimed he had the proof – but no room to write it in the margin of his book. Maths - History Of Maths A Twig Math Film. Reinforce...

This film explores some of the Hard Engineering solutions used in coastal process management. Explore the different ways in which these solutions work, and the positive and negative aspects of their use. Earth Science - Geology -...

This video explores real-world problems and how solutions can be designed to mitigate these problems. Vivid video illustrates the damage created by volcanic eruptions, and how scientists work to predict eruptions so people can move to...

Calculating molarity is as easy as plugging numbers into the triangle and using your calculator to either multiply or divide the numbers given in the problem. Calculating molarity is important in chemistry as molarity is a common...

There are 3 different types of solutions - unsaturated, saturated and supersaturated. The main difference between these 3 types of solutions is the amount of solute in each type of solution. In this video, we explain the 3 different...

These 3 key behaviors will make you come across as the leader in the room. And once you see these 3 skills, you'll be able to notice that most effective leaders demonstrate them. This video will help you reverse-engineer those skills.

By the end of this learning object, the student will be able to: Use the quadratic formula to solve quadratic equation.

Explore the significant challenge of the sixth mass extinction, attributed to human activities, contrasting it with Earth's history of natural extinction events. This overview delves into the impact of climate change, pollution, and...

Explore actionable steps individuals and communities can take to mitigate the impact of climate change on our oceans. Learn about reducing personal carbon footprints, advocating for environmental policies, and supporting communities...

Explore three strategies for mitigating the adverse effects of the Anthropocene era on Earth's ecosystems and communities. Learn about innovations in renewable energy, sustainable urban design, and plant-based alternatives to reduce...