Instructional Video3:14
Curated Video

Measuring the Earth

6th - 12th
The story of how a Persian scholar calculated the Earth's circumference over 1000 years ago, using only a mountain and trigonometry. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s...
Instructional Video3:14
Curated Video

Cylinders: Fuelling Saturn V

6th - 12th
In creating giant detachable fuel cylinders to blast Apollo 8 into outer space, NASA engineers manufactured the most powerful machine ever made. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
Instructional Video3:08
Curated Video

The Pacific Flyer

6th - 12th
How Richard Branson's team created the world's largest hot air balloon in order to undertake a daring crossing of the Pacific Ocean. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s...
Instructional Video3:07
Curated Video

The History of the Microscope

6th - 12th
A brief history of how the microscope has transformed from simple magnifying glasses to the powerful instruments of today. Biology - Cells And DNA - Learning Points. The Romans produced the first magnifying glasses in the 1st century AD....
Instructional Video3:05
Curated Video

The Power of the Sun

6th - 12th
How do we know how powerful the Sun's energy is from here on Earth? Measuring the surface area of an imaginary giant sphere holds the answer. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum....
Instructional Video6:29
Curated Video

Ball and Hoop

6th - 12th
We use a metal ball and hoop to demonstrate heat expansion. When cool, the ball fits through the hoop, but there is little extra space. The ball is then heated over a Bunsen burner. When hot, the ball doesn't fit through the hoop. We see...
Instructional Video2:44
Curated Video

Speed of the Earth

6th - 12th
Even when you are standing still, you are moving through space at incredible speed. Find out how to calculate just how fast the Earth is moving. Maths - Accuracy And Proof A Twig Math Film. Reinforce and extend the learning required by...
Instructional Video2:40
Curated Video

Factpack: Amazing Plants

6th - 12th
What are the smallest, biggest and oldest plants in the world? Biology - Plants - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the start of a learning...
Instructional Video0:46
Curated Video

Neutron star

6th - 12th
An extremely dense star formed when a giant star called a supernova explodes. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video6:37
Wonderscape

The Invisible Invaders: Understanding Viruses

K - 5th
Delve into the microscopic world of viruses, learning about their structure, how they differ from living organisms, and their methods of infecting host cells. Understand the components of a virus, including nucleic acids (DNA or RNA), a...
Instructional Video5:10
Wonderscape

The Forces Behind Rocket Launches

K - 5th
Unpack the forces that propel rockets beyond Earth's atmosphere. This segment breaks down the concepts of thrust, weight, and drag, explaining their interplay in achieving successful rocket launches. Learn how engineers optimize rocket...
Instructional Video7:13
Curated Video

Machine Learning: Random Forest with Python from Scratch - Impurity

Higher Ed
Like all dataset characteristics, we will look at the impurities in a dataset and how they should be minimum in a good dataset. This clip is from the chapter "Random Forest Step-by-Step" of the series "Machine Learning: Random Forest...
Instructional Video7:48
Curated Video

Machine Learning: Random Forest with Python from Scratch - Structure

Higher Ed
In this video, we will discuss the structures of a Random Forest, namely forest, tree, leaf node, and decision node. This clip is from the chapter "Random Forest Step-by-Step" of the series "Machine Learning: Random Forest with Python...
Instructional Video7:58
Curated Video

Bizarre Bodily Behaviors Explained

6th - Higher Ed
Why do we sneeze when we look at the sun? What causes the red-eye effect in photos? This segment explores peculiar involuntary responses of the human body, offering scientific explanations for these common yet often misunderstood...
Instructional Video9:00
Flipping Physics

Buoyant Force Calculation: A Submerged Wood Cylinder

12th - Higher Ed
In this video, we delve into a practical example to understand the buoyant force acting on submerged objects. We explore the physics behind a wood cylinder submerged in water, calculating the buoyant force and discussing common...
Instructional Video0:37
Science Buddies

Make a Pinhole Projector to View the Solar Eclipse

K - 5th
Make a pinhole projector to safely use the solar eclipse with simple materials.
Instructional Video3:03
Curated Video

How Do Snowflakes Get Their Shape?

Pre-K - Higher Ed
Snowflakes come in a seemingly endless variety of shapes and sizes. Two factors play key roles in determining the shape of a snowflake: temperature and humidity. Kenneth Libbrecht, Professor of Physics at the California Institute of...
Instructional Video2:50
Curated Video

Finding the Circumference of a Circle

3rd - Higher Ed
This video explains how to find the circumference of a circle when given either the diameter or the radius. We also explain you how the formula is derived. Practice questions and solutions at the end of the video.
Instructional Video5:19
Curated Video

How to Find the Volume of a Frustum

3rd - Higher Ed
This video explains how to find the volume of a frustum and explains what a frustum is. We also explain how to find the radius of the smaller/removed cone. There are two practice questions at the end of the video.
Instructional Video3:04
Curated Video

Parts of a Circle

3rd - Higher Ed
This video explains the different parts of a circle such as the arc, segment and chord. Practice questions and answers are at the end of the video.
Instructional Video4:51
Curated Video

GCSE Maths - How to find the Area and Circumference of a Circle (Circles Part 1) #106

9th - Higher Ed
This video explains how to find the area and circumference of a circle using the radius or the diameter. This video is suitable for maths courses around the world. KS3 - All on your course GCSE Foundation - All on your course GCSE Higher...
Instructional Video2:21
Curated Video

Salacia - Dwarf Planet Candidate | Dwarf Planet Song

Pre-K - 8th
Learn about the dwarf planet candidate 120347 Salacia or 2004 SB60 and it's moon Actaea. Brought to you by KLT.
Instructional Video2:54
Curated Video

Quaoar - Dwarf Planet Candidate & Kuiper Belt Object

Pre-K - 5th
Learn about Dwarf Planet Candidate Quaoar with this Dwarf Planet Song! Quaoar may potentially be a Dwarf Planet in our Solar System but until the evidence is in confirming this status, Quaoar will remain a Kuiper Belt Object! Brought to...
Instructional Video4:52
Curated Video

Planets of the Solar System

3rd - Higher Ed
Planets of the Solar System describes each planet’s movement, distance, size, and composition in relation to the sun.