Researchers believe you can get reinfected with COVID-19, but we're not quite sure if that's a bad thing yet.

This clip looks at the physical features, history, climate and culture of Italy

The video is a math lesson on how to measure the perimeter of different types of quadrilaterals, including parallelograms, rectangles, squares, rhombuses, trapeziums, and kites. The teacher explains how to use formulas and shortcuts to...

Meet CoBot - short for ""Collaborative Robot."" You might call it ""help on wheels."" With support from the National Science Foundation, computer scientist Manuela Veloso and her team at Carnegie Mellon University are developing CoBots,...

Homaro Cantu and Ben Roche come from Moto, a Chicago restaurant that plays with new ways to cook and eat food. But beyond the fun and flavor-tripping, there's a serious intent: Can we use new food technology for good?

What do Game of Thrones' Dothraki, Avatar's Na'vi, Star Trek's Klingon and LOTR's Elvish have in common? They are all fantasy constructed languages, or conlangs. Conlangs have all the delicious complexities of real languages: a high...

The origin story of turtles is a mystery that has perplexed many for centuries, but thanks to more recent studies, we might be one step closer to figuring out their lineage.

¡Muchas gracias a Martí de CdeCiencia por narrar este vídeo! Seguro que ya lo conocéis, pero su canale
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SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps.



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This video provides an introduction to the Bugzilla tool and shows how to add a bug in Bugzilla.
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This clip is from the chapter "End-to-End Testing Activities - Defect Tracking Tool" of the series "Selenium WebDriver with Java...

SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps. This video looks at...

In this video, students are taught how to find the perimeter of polygons with more than four sides by adding the side lengths. The teacher emphasizes the difference between perimeter and area, and highlights common mistakes students...

This video explains the concepts of perimeter and area in 2D shapes. The instructor clearly explains the difference between the two and provides examples of how to calculate them in different shapes, including rectangles and triangles....

This video is an educational presentation on how to form compounds through understanding the charges on various ions. The viewer learns about the formation of positive and negative ions in metals and non-metals, how to predict the charge...

👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...

In this video, the teacher explains how to find the perimeter of a polygon by counting units on grid paper. They emphasize the difference between area and perimeter, and highlight common mistakes such as counting the whole square unit...

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

NASA’s got big plans to send people to the Moon, and then on to Mars. What are we going to do at the Moon?

In this last video on measurement of segments we will go over 2 challenging examples involving congruent segments and plenty of algebra to solve.

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

Do your elementary math students need to know how to find out the perimeter of a rectangle? This educational kids math video shows upper elementary math students how to calculate the perimeter of rectangles with three different...

Learn more about the Java platform which provides you with all the tools needed to run all your programs.
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This clip is from the chapter "Getting Started with Java" of the series "Complete Java SE 8 Developer Bootcamp".In...

👉 Learn how to find the area and perimeter of a rectangle. A rectangle is a parallelogram with all the angles equal to 90 degrees. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...

In this session I take you through the key technical skills needed to learn and play tennis, which includes the forehand and backhand stroke, serving, net volleyball, and the ready position. This presention demonstrates the correct...