Hi, what do you want to do?
Curated Video
Symmetry GCSE Questions
This video will guide you through some practice GCSE style questions on the topic of symmetry.
Curated Video
GCSE Maths Questions Mixed Topics
This video covers a variety of GCSE exam style practice questions on a range of maths topics, such as nets, symmetry and algebra.
Curated Video
Understanding Lines of Symmetry
This video explains lines of symmetry of 2D shapes including triangles, quadrilaterals and regular polygons. Practice questions and answers are at the end of the video.
Flipping Physics
Buoyant Force Equation: Step-by-Step Derivation
In this physics lesson, we dive into the concept of buoyant force by analyzing a hypothetical cube submerged in a fluid. We derive the equation for buoyant force, which is the upward force exerted on an object in a fluid, equal to the...
Curated Video
How Do Radio Stations Transmit The Name Of The Song That’s Currently Playing?
The song name is displayed on the radio with the help of a specific communications protocol called the Radio Data System, which embeds small bits of information in FM broadcast signals. RDS allows broadcasters to send much more than just...
Curated Video
How to Find the Order of Rotational Symmetry
This video explains what rotational symmetry is, and how to find the order of rotational symmetry of a shape. Practice questions and answers are at the end of the video. This is an updated, 4K version of our previous video.
Curated Video
Reflections
Mr. Addit explains the term reflection. He also reflects various plane shapes across the line of symmetry and examines the reflected images.
Curated Video
The Line of Symmetry
Mr. Addit explains the line of symmetry, and examines a variety of plane shapes to find lines of symmetry.
Curated Video
Review for You: Lines of Symmetry and Coordinate Grids
Mr. Addit reviews symmetry, reflections, and coordinate grids.
Curated Video
GCSE Maths - Types of Triangle #100
This video covers the properties you need to know about the 4 types of triangles, namely equilateral triangles, isosceles triangles, right-angle triangles and scalene triangles.
This video is suitable for maths courses...
This video is suitable for maths courses...
Curated Video
GCSE Maths - Types of Quadrilateral #101
This video covers the properties you need to know about the 6 main types of quadrilaterals, namely the square, rectangle, rhombus, parallelogram, trapezium and kite. We'll cover the main features of each shape including how many...
Curated Video
GCSE Maths - Lines of Symmetry #98
This video covers how to check if an image is symmetrical and if it is, how to draw lines of symmetry.
This video is suitable for maths courses around
the world.
KS3 - All
on your course
GCSE Foundation -
All on...
This video is suitable for maths courses around
the world.
KS3 - All
on your course
GCSE Foundation -
All on...
Curated Video
Congruent Figures and Lines of Symmetry
Mr. Addit defines the terms: congruent figures and lines of symmetry. He then models how to determine if figures are congruent and where lines of symmetry can be drawn.
Curated Video
What is Obsessive-Compulsive Disorder (OCD)?
Obsessive-Compulsive Disorder (OCD) is a disorder in which a person has unwanted intrusive and repetitive thoughts that become obsessions. These obsessions then make them do things to relieve the thoughts, a behavior called compulsions....
Curated Video
Splendid Symmetry
To illustrate the concept of symmetry, Miss Palomine begins with some simple paper cut-outs. She and her friend then demonstrate to the student how to play the Symmetry Game.
Curated Video
Symmetry in Motion
To illustrate the concept of how two sides of a pattern stay the same when they rotate, Miss Palomine invites her double to help with the explanation. They explain that no matter which way a symmetrical object turns, both sides will...
Sir Linkalot
Lesson 76 - One-offs (Levels 3-5)
Material covered:Fulfil,Committee,Scissors,Cemetery,Lightning,Aggressive,Address
Curated Video
Symmetry
Symmetry defines symmetry and lines of symmetry and separates a group of shapes into two categories: symmetrical and nonsymmetrical.
Curated Video
The Importance of Irrationality
Princeton University physicist Paul Steinhardt reveals how irrational ratios of two repeating patterns produces intriguing and unexpected effects.
Curated Video
Probing an Unexpected Symmetry
Paul Steinhardt (Princeton) describes how his early investigations into amorphous metals revealed a surprising icosahedral symmetry which led him on the road towards quasicrystals.
Curated Video
Determining Structure Through Diffraction
Princeton University physicist Paul Steinhardt describes how physicists can reveal the underlying atomic structure of materials by scattering other particles off them.
Curated Video
Quasicrystals and Symmetries
Princeton University physicist Paul Steinhardt describes how quasicrystals violate long-established symmetry rules for solids.
Curated Video
Quasi-Serendipity
Physicist Paul Steinhardt, Princeton University, describes his sense of excitement when, shortly after he determined the diffraction pattern his theoretical new material would produce in a laboratory, someone showed him an experimental...
Curated Video
Beyond The Textbooks
Physicist Paul Steinhardt, Princeton University, describes his early experiences that led him on the road towards the discovery of so-called quasicrystals, a new state of matter.