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This is an introductory class where your teacher will check the level of English

Our universe contains an amazing array of celestial objects, sometimes referred to as celestial bodies or astronomical objects. Though most of the observable cosmos is composed of empty space, this cold, dark void that is sparsely populated by a number of astronomical objects that range from the common to the bizarre. Known collectively by astronomers as celestial objects, celestial bodies, astronomical objects, and astronomical bodies, they are the stuff that fills the empty space of the universe. Most of us are familiar with the stars, planets, and moons. But beyond these everyday celestial objects, lies an amazing collection of other wondrous sights. There are colorful nebulae, delicate star clusters, and massive galaxies. Pulsars and quasars add to the mystery, while black holes swallow up every bit of matter that comes too close. And now, the search is on to identify the mysterious, invisible objects known as dark matter. Join Sea and Sky for an intriguing journey as we discover these amazing celestial objects.

Today we are talking about different interesting facts about the world and people living in it.

GLOW marathone'3 lesson about Canada

Try this practice test to see how prepared you are for a biology exam. Whether you are in high school or college, you are likely to have a biology requirement. Biology tests often cover such subjects as physiology, morphology and reproduction of living organisms.

Present Simple: rules and examples. What is Present Simple and when is it used.

In this class we will practice presenting yourself and linking words.

CALCULUS! Today we take our first steps into the language of Physics; mathematics. Every branch of science has its own way to describe the things that it investigates. And, with Physics, that's math. In this episode, Shini talks us through derivatives and how calculus helps us to understand the world around us.

Do you want to test your book knowledge for children’s books? If so, ask yourself, have you ever read Friday Barnes, Sophie Mouse, Critter Club, Greetings from Somewhere, or Imagination Station? If you have, then you will definitely have a good time with this quiz.