Mr. P. has already talked about how to improve your learning English. In this mini lesson, he talks about five points to consider when learning and teaching English. Thus, this lesson is also intended for English teachers who don't have...

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...

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...

Readers of Aaron's blog know of his beef with the milk industrial complex. Why does milk, of all beverages, get a pass in our efforts to reduce everyone's caloric intake? Why is it encouraged, when all others are shunned? Is it because...

What does it mean to do something good or bad? How do we know what's good or bad? How do we even know that this is a reasonable question to ask? Psychologists have been studying morality for a long time, examining how our sense of...

The emerald ash borer (Agrilus planipennis) is an invasive species from Asia that has infected at least 50-100 million ash trees throughout North America. The insect was first detected near Detroit in 2002 and is now present in at least...

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...

I'm sure you've heard this when you're sitting in the dentist's chair: "Would you like bitewing X-rays?" They likely recommend them every year. They're painless, they don't take much time, and, they won't cost you penny if you're covered...

Since 1982 a group of powerful Democratic political insiders have held sway over the outcome of the nominating convention for their Presidential nominee. Learn about the history of this process and how it could overturn the will of the...

This video talks about the difference in vocabulary between #American and #British #English. It will show you the difference among basic vocabulary both in meaning and pronunciation.

This video serves as English listening comprehension practice for intermediate and upper intermediate-level students. In this video, a native English speaker talks in a natural way about the topic of amusement parks. The subtitles are...

Scot Osterweil is the Creative Director of the Education Arcade and a research director in the MIT Comparative Media Studies/Writing Program. He is a designer of award-winning educational games, working in both academic and commercial...

We're concluding our study of clade gnathifera with a two-part investigation of phylum rotifera. In the first video, we'll focus general characteristics of some of the free-living, non-parasitic rotifers. These creatures have been...

Piaget's Theory of Cognitive Development is a benchmark in understanding child psychology and was used to develop curriculum for a number of years. This video covers the important aspects of Piaget's Theory with relevant examples and...

We'll wrap up this series on Platyhelminthes with a look at Cestodes, a type of parasitic flatworm. You may be familiar with the tapeworm, a famous member of this group. Tapeworms are capable of infecting almost all vertebrates on the...

This video is about ellipsis. Ellipsis is to leave out words that are considered unnecessary. Used mainly in spoken English.

This lesson is intended for elementary students who wish to learn English grammar, and for those levels...

This video serves as English listening comprehension practice for lower-level students. In this video, a native English speaker talks slowly and clearly about the topic of fears. The subtitles are included at the bottom of the screen to...

A baby is born with around 300 bones, whereas a grown adult has 206 bones. Cartilage, a rubber-like padding that shields the ends of long bones at the joints, is the reason behind this. Babies are born with more cartilage (than bone),...

Tim Donovan, who calls himself "a farmer and maker," leads the agriculture team at Project Grow, a program of Port City Development Center, an arts and farming organization that works with adults with disabilities. The project brings...

Jamal is introduced to the concept of a credit score. What is a credit score? How is a credit score set? Why is a credit score important?

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q2, which covers proportions and rates of change in ratios. In the problem, learners are required to work out the number of adults in a group,...

Lactose intolerance is quite common, especially in Asian countries. The reason behind this is “gene-culture co-evolution”. Lactose intolerance is the inability to digest lactose in milk because they lack the lactase enzyme. A 1981 study...

Ever wonder why people become less openminded as they get older? You do? Well good news, because Mr. Beat explains why, you openminded person you.

How, when, and where wildfires happen, with a focus on safety. Wildfires need fuel and heat, so they can happen in any dry place. They are a natural part of Earth and they do have benefits. Most are caused by human activity. Wildfires...