Curated Video
Stress Management: Practical Strategies for a Balanced Life
Feeling overwhelmed by stress? Want to learn how to manage it effectively? Join Evelyn in this concise guide to managing stress and maintaining a healthy balance. In this video, you'll gain an understanding of stress and its effects on...
Science ABC
Air Conditioning Sickness: Can AC Make You Sick?
The cold air produced by ACs is not inherently harmful. However, you may start to see symptoms of air conditioning sickness if your AC fails to restrain the bacteria, mold, fungi, dander, etc., that are thriving in the air-conditioned...
Curated Video
Toxic
Poisonous, capable of causing death or serious illness by chemical means. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
The Elements: Lead
The durable properties of lead mean that it has been utilised by humans for thousands of years, with Roman pipes still seen today. Chemistry - Periodic Table - Learning Points. Lead is a soft, malleable metal. The Romans used lead. Lead...
Curated Video
Reducing agent
A substance that removes oxygen from, or donates electrons to, another substance during a reaction. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Chaos By Mistake
How a small error in accuracy in the 19th century led to the prediction the Universe would one day fall apart – and the development of chaos theory. How small changes in dynamic systems can lead to much greater, unpredictable events....
Curated Video
Harmful Drugs: Cocaine
Cocaine is derived from the coca plant and is used in powder and rock forms. What effects does cocaine have on the brain and body, and what makes it such an addictive drug? Biology - Healthy Living - Cocaine is a drug derived from the...
Curated Video
Harmful Drugs: Heroin
Heroin is found in many different powdered forms, often mixed with other dangerous substances. How does Heroin affect the brain, and how does this make it one of the most dangerous drugs? Biology - Healthy Living - Heroin is a drug made...
Curated Video
African Elephants
The African elephant matriarch leads her herd hundreds of kilometres across the desert each year to find fresh food and water. Biology - Animal Kingdom - Learning Points. During the dry season, African elephants must travel hundreds of...
Curated Video
Leaded and Unleaded Petrol
In USA in the 1970s, 200,000 tonnes of lead was added to petrol every year. Now leaded petrol for cars is banned. Discover the dangers of tetraethyl lead in petrol. Chemistry - Chemical Industries - Learning Points. Midgley Junior added...
Curated Video
Malnutrition
Malnutrition is the biggest risk to health worldwide. It has become a common problem in the developing world. What is it and how does it develop? Biology - Healthy Living - Malnutrition is a chronic lack of nutrients. Malnutrition is the...
Curated Video
Smoking: The Damage
Find out more about the range of toxins in cigarettes and the serious damage they can cause to smoker's lungs. Biology - Human Body - Learning Points. Cigarette smoke damages the lungs. The chemicals in cigarettes irritate the lung...
Curated Video
Rural Deprivation
Rural deprivation is when rural areas suffer a lack of resources, amenities or jobs. This can have a widespread effect on the economic status of these areas and the development of a country as a whole. Human Geography - Orientation And...
Curated Video
Vitamin Deficiencies
How an investigation into a skin disease in the American Deep South revealed the true value of a healthy diet - and what happens when you don't consume enough vitamins. Biology - Healthy Living - A lack of specific vitamins can cause...
Curated Video
Elements vs Alloys
We compare melting points of lead and tin to the melting point of their alloy, solder. By timing how long it takes samples of each to melt, we discover that the melting point of solder is actually lower than those of both lead and tin....
Curated Video
Extracting Lead
We discover how to extract lead from lead(II) oxide. We mix lead(II) oxide with charcoal powder and then heat the mixture using a Bunsen burner. It glows bright red as a reaction occurs and after a few minutes we are left with pure lead....
Curated Video
Extraction of Aluminium
Explore the difficulties of extracting aluminium from its ore, and how the vast quantities of heat and electricity generated by electrolysis allow this to happen. Chemistry - ReactionsLearning Points. Aluminium is difficult to extract...
Curated Video
Climate Cycles
How climatologists use ice cores, cylindrical cones of ice drilled from glaciers, to reveal Earth's historical cycles of climate change. Earth Science - Human Impacts - Learning Points. The Earth has natural, long cycles of climate. The...
Curated Video
Obesity - Health Risk
Obesity is a condition that can affect animals and humans. Life processes - Humans and other animals - Diet and exercise Learning Points Obesity can damage your health. Excess weight can damage vital organs such as the lungs and heart....
Curated Video
Robert E. Lee For Kids
Learn about Robert E. Lee, the skilled Confederate general of the American Civil War.
Wonderscape
Dr. Martin Luther King Jr.: The Voice of the Civil Rights Movement
Explore the life and legacy of Dr. Martin Luther King Jr., from his leadership in the Montgomery Bus Boycott to his powerful "I Have a Dream" speech. Learn about his impact on civil rights, his stance against the Vietnam War, and the...
Wonderscape
The Rise of the Environmental Justice Movement: Key Moments and Milestones
This video traces the history of the Environmental Justice Movement, highlighting pivotal events like the Memphis Sanitation Strike, protests in West Harlem, and the founding of the EPA. Learn about landmark studies revealing the link...
Wonderscape
History Myths: George Washington's Cherry Tree and Napoleon's Height
Uncover the truth behind popular historical myths, including George Washington's cherry tree story and his so-called wooden teeth. Learn how these legends were fabricated or exaggerated over time, and find out why Napoleon Bonaparte's...
Wonderscape
The Role of Cobalt in Rechargeable Batteries and Its Global Impact
Discover how cobalt powers the rechargeable batteries in our smartphones, laptops, and electric vehicles. Learn about California's shift towards electric vehicles and the growing demand for cobalt in EV production. Explore the human...