👉 Learn how to solve problems with trapezoids. A trapezoid is a four-sided shape (quadrilateral) such that one pair of opposite sides are parallel. Some of the properties of trapezoids are: one pair of opposite sides are parallel, etc. A...

Try a range of backbends to strengthen your spine, stretch your abdominal organs, and build your stamina.

Wai Lana demonstrates poses that soothe the nerves and stretch and twist the spine.

👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...

In this video series I show you how to evaluate your trigonometric functions for any angle. When we have a point that is not on the unit circle we create a triangle to help us evaluate our trig functions and then create a right triangle...

This video provides an overview of reptiles, focusing on dinosaurs and the four living orders of reptiles: Rhychocephalia, Chelonia, Squamata, and Crocodilia. It explores the diversity and characteristics of these reptiles, including...

Dinosaurs aren't all fierce, especially when they're made by Kooki

A legionary describes the armour called lorica hamata, also known as chainmail, explaining how it was lightweight and gave the legionaries protection whilst still being able to move easily 

Have your students practice their development of balance, co-ordination, whole-body control, and strength for sport, through these unique and specific challenges

👉 Learn how to find a missing side length of a right triangle. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a...

👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...

👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...

Snakes certainly make it look easy when they slither forward, leaving perfect S-curve tracks behind them, but scientists have long been puzzled by the mechanics of their locomotion. Now, after a series of experiments and some computer...

Here’s the problem with tackling Ernest Hemingway—Ernest Hemingway himself. While the iconic author is mostly known for his feats of literary prowess, from The Sun Also Rises to For Whom the Bell Tolls, to countless short stories—perhaps...

Fun and fitness featuring Agility Ladders! These great activities are adaptable to all ages to improve footwork, build strength and improve cardio.

Peter the peacock spider is getting frustrated. Peacock spiders are supposed to be able to dance, and he just can’t seem to get it right. How is he ever going to become friends with the girl spider if he can’t get her attention? Join...