You can find out how to fairly divide rent between three different people even when you don't know the third person's preferences! Find out how with Sperner's Lemma.

Join Jessi, Squeaks, and a special guest to celebrate the seasons changing by making paper snowflakes!

What does the inside of a tesseract look like? Pascal's Triangle can tell us.

Learn how to make a great paper airplane, and find out what makes it fly!

Euclid of Alexandria revolutionized the way that mathematics is written, presented or thought about, and introduced the concept of mathematical proofs. Discover what it takes to move from a loose theory or idea to a universally...

What is it about unfairness? Whether it's not being invited to a friend's wedding or getting penalized for bad luck or an honest mistake, unfairness often makes us so upset that we can't think straight. And it's not just a personal issue...

Pascal's triangle, which at first may just look like a neatly arranged stack of numbers, is actually a mathematical treasure trove. But what about it has so intrigued mathematicians the world over? Wajdi Mohamed Ratemi shows how Pascal's...

TOP 10 REASONS Why We Know the Earth is Round

The evil wizard MoldeVort has been trying to kill you for years, and today it looks like he’s going to succeed. But your friends are on their way, and if you can survive until they arrive, they should be able to help stop him. Can you...

You’re on the trail of a werewolf that’s been terrorizing your town. After months of detective work, you’ve narrowed your suspects to one of five people. You’ve invited them to dinner with a simple plan: to slip a square of a rare...

What do Euclid, 12-year-old Einstein, and American President James Garfield have in common? They all came up with elegant proofs for the famous Pythagorean theorem, one of the most fundamental rules of geometry and the basis for...

A shooting star crashes onto Earth and a hideous blob emerges. It creeps and leaps, it glides and slides. It's also unstoppable: no matter what you throw at it, it just re-grows and continues its rampage. The only way to save the planet...

When you hear the word symmetry, you might think generally of triangles, butterflies, or even ballerinas. But defined scientifically, symmetry is _a transformation that leaves an object unchanged." Huh? Colm Kelleher unpacks this...

New ReviewThe Bermuda Triangle has been linked to a number of mysterious disappearances dating back to 1945. Could something sinister be causing this, or is it simply explained by science?

New ReviewIn this video we are going over how use the height of an oblique triangle to determine if you have 1 2 or no triangles

New ReviewLets take a look at how to determine if we have One, Two or No Triangles with the ambiguous case. Lets not do it the long way, FAST!

New ReviewIn this video I will show you two different ways to break the give triangle into 4 equal sections by area

New ReviewIn this video we are going to cover the trap that is the ambiguous case. If you struggle with understanding 1,2 or no triangles and how to find the missing parts then this is the right video for you.

New ReviewHow to Find the Volume of a Prism | Math Defined \ 7.G.B.6 Today we’re learning how to find the volume of prisms, including rectangular prisms, oblique prisms, triangular prisms, and even a hexagonal prism. We’ll use the formula V = Bh...

In this short video we will answer a standardized math test question using similar triangles to find a unknown angle. We will begin by reviewing the definition of similar figures. We will identify the corresponding angles and use the...

In this shorts video we will answer a standardized math test question by using The Pythagorean Theorem in the Real World. We will be presented with a problem to find the diagonal distance from the top of a flagpole to a point on the...

In this short math video will find the measure of an angle of a triangle inscribed in a circle. We will review that if a triangle is inscribed in a circle and one side of the triangle is the diameter of the circle, then the angle...

In this short math video we will discuss similar triangles & proportionality. We will understand that if two figures are similar that their corresponding sides are proportional. We will identify the corresponding sides and write a...

In this Grade 7 math video, we solve a problem aligned with Standard 7.G.A.2 — determining which sets of angles or sides CANNOT form a triangle!
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We review two key
theorems:
🔹 Triangle Sum Theorem — The sum of the...