Curated Video
Lattice
A regular pattern of points repeating in an identical way, and often referring to the arrangement of ions or molecules in a crystalline solid. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Modelling the Spitfire
Though the world's first model aircraft, a Spitfire, was built in a scale of 1:75, the resulting model would fit into the full-size equivalent more than 370,000 times over. Discover how scale is calculated in three dimensions. Maths -...
Curated Video
Danger: Volcanic Ash
When a volcano in Iceland erupted in 2010, hundreds of planes were grounded by volcanic ash. Why? Past experience had shown just how dangerous flying in an ash cloud can be. Earth Science - Geology - Learning Points. In March 2010, the...
Curated Video
State of the Greenland Ice Sheet
Laser technology aboard aircraft has allowed scientists to measure the Greenland Ice Sheet, one of the largest bodies of ice in the world. Is it growing or shrinking? Earth Science - Human Impacts - Learning Points. NASA scientists...
Curated Video
Terminal Velocity
If a skydiver jumps out of a plane, when will they stop accelerating? Competing physical forces hold the answer. Physics - Forces - Learning Points. Terminal velocity is the maximum constant velocity. Terminal velocity increases with...
Curated Video
Tessellated Designs
What is tessellation, where is it found, how does it work, and how did artist MC Escher translate it into geometric art? Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films...
Curated Video
Shockwaves: The Damage Caused by Supersonic Speeds
Discover the damage caused by shockwaves and how they are created by supersonic speeds. Physics - Waves - Learning Points. Waves of high pressure are produced when something moves through a medium at supersonic speed. At supersonic...
Curated Video
Calculus: Newton
Newton's development of calculus, and how this changed the way we describe the world. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in...
Curated Video
How Do Planes Fly?
Aeroplanes use the same forces and physical principles as birds to fly. Discover how man has copied nature to achieve flight. Physics - Forces - Learning Points. Flight occurs when the upward force (lift) is greater than the downward....
Curated Video
Focus
In optics, the point at which rays of light converge after refraction or reflection, and so the point at which a sharp image will be produced. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Propulsion
The process of pushing or moving an object forwards. 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...
Curated Video
Travelling on holiday
Planes, trains and cars are just a few of the many types of transport we can use to travel from one place to another! The world around us - Inventions - Travel and transport Learning Points People use different forms of transport to get...
Curated Video
The future of energy – Did you know?
Did you know that solar power can be used to fly a plane? People and places - Future of energy - The future of energy Learning Points Solar power from photovoltaic panels can be used to fly planes. A Twig Tidbit Film - Did you know? A...
Curated Video
Skydiving
Find out how air resistance allows skydivers to land safely even from the greatest heights. Physical processes -Force and motion - Friction Learning Points Air resistance is a type of friction. Terminal velocity occurs when the forces of...
Visual Learning Systems
Describing Climate
In this video students will learn how to obtain information to describe the climate of different locations on the planet. Live-action video helps students understand some of the different features of climate including temperature,...
Great Big Story
Blood road, a daughter's journey on the Ho Chi Minh trail
Follow an epic journey to ride the Ho Chi Minh Trail and uncover a personal connection to the Vietnam War.
Bedtime History
Amelia Earhart For Kids
Learn about one of the most famous pilots of all time, the Queen of the Air, Amelia Earhart.
Curated Video
Nancy Wake For Kids
Learn about Nancy Wake, the brave spy and soldier who helped lead the Allies and French Resistance to victory during World War 2.
Curated Video
History of the Red Baron For Kids
Learn about Baron Manfred von Richthofen, the German World War I fighter ace, who became known as the Red Baron for his aerial combat prowess.
Curated Video
Gail Halvorsen, The Berlin Candy Bomber | Bedtime History
Learn about World War II pilot, Gail Halvorsen, who came up with a creative way to bring hope to the children of war-torn Germany by dropping. candy from his bomber plane.
Curated Video
D-Day History For Kids
Learn about the plans leading up to D-Day and its importance as one of the defining battles of World War 2.
Curated Video
Allenes and Optical Activity: A Surprising Twist!
Allenes are compounds with a unique structure characterized by two adjacent double bonds (C=C=C). Despite having no traditional chiral centers, certain substituted allenes can exhibit chirality and optical activity due to their rigid,...
Curated Video
Conditions for Optical Activity: When Molecules Twist Light
For a molecule to exhibit optical activity, it must be chiral, meaning it has no internal plane of symmetry. Additionally, the solution or compound should not contain equal amounts of enantiomers (racemic mixture), as these cancel out...
Curated Video
Optical Activity: When Light Meets Molecules
Optical activity refers to the ability of chiral compounds to rotate the plane of polarized light. Compounds that rotate light clockwise are termed dextrorotatory (+), while those that rotate it counterclockwise are levorotatory (−). The...