The History of Mathematics - BBC
Mathematics is the Empress of the Sciences. Without her, there would be no physics, nor chemistry, nor cosmology. Any field of study depending on statistics, geometry, or any kind of calculation would simply cease to be. And then, there are the practical applications: without math there would be no architecture. No commerce. No accurate maps, or time-keeping: therefore no navigation, nor aviation, nor astronomy.

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Atmosphere Crushes Can!
This video demonstration is a perfect introduction to atmospheric pressure. Watch as the atmosphere teams up with condensation to crush a can. This video is a narrative, step by step demonstration and explanation. To print out suggestions and questions for discussion, go to www.montanascience.org and then select LESSON PLANS. Run time 01:35.
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How To Begin Preparing For College In Your Junior and Senior Year
Senior College Consultant, Nick Pantelides, provides useful tips and advice for application tasks for Juniors, Seniors, and their parents when applying to college. His advice ranges from the SAT & ACT to Class Selection. Although the introduction refers to military academies, the information is general to all colleges. (4:54)
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How to Use Apostrophes
This lesson excerpt is an introduction to apostrophes.  The lesson explains what apostrophes are and introduces 6 different ways to use apostrophes in a sentence.  Using apostrophes to make nouns possessive was the one way discussed in depth in this lesson.

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Correct Comma Usage
A narrated slide show with photos shows the top 7 ways to use a comma. Â Sentence models are shown. Teacher uses sing song voice for the introduction of each comma use tip. (6:08)
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Yakko's Universe Song - How Big is the Universe?
Yakko, a cartoon character from the Animaniacs, puts into song just how tiny we are, compared to the whole universe. Good introduction to relative sizes and distances in space. (1:59)
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Welcome to the Universe - I: Introduction
Part I: Introduction This episode introduces a new, free series detailing our most modern scientific understanding of the Universe and the journey taken to reach it. Run time 07:00.
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Eating Disorders Statistics
In this video, specific statistics for eating disorders are given. Text is highlighted and scrolled down screen as the narrator reads the text and makes comments. Kind of dry, but specific numbers are given to help those who suffer know they are not alone.Â  2:29 min.
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Evolution and Oxygen
3 Billion years ago cyanobacteria appeared on the planet, changing the course of life on earth. Scientists call this event the Oxygen Catastrophe.
This video discusses the appearance of cyanobacteria and the effect it had on the evolution of life over the next 3 billion years.
Suitable for an introduction to evolution, endosymbiosis and the appearance of photosynthesis and oxygen. The video includes an introduction to iron strata formation and the relationship between cyanobacteria a

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Computer Networking Tutorial - - Networking Basics
This is a basic introduction to computer networking. The narrator uses photographs and computer software to make his points. The video is clear and easy to understand.
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Shakespeare: Hamlet Mystery
Throughout the entire play is a series of mysteries unfolded and questions answered. Here is an introduction to the elements of Mystery in Hamlet.Â  Video looks at the "ghost" in the play.Â  Video describes this play as a play of questions.
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This introduction shows students that proper nouns are always
capitalized. Quite often, students forget to capitalize the correct
words when writing.  This is just the beginning of the entire clip.  You must go to tutorgiant.com to view the entire video.

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Introduction to pulleys and wedges. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification.
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Introduction to simple machines, mechanical advantage, and moments. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification. Run time 10:02.
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Center of Mass
Introduction to the center of mass. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification.
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Introduction to Torque
An introduction to torque. Introduction to the center of mass. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification. Run time 09:24.
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Introduction to Angular Velocity
Introduction to angular velocity - or how fast something is spinning. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification. Run time 08:10.
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Introduction to Springs and Hooke's Law
Introduction to Hooke's Law. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification. Run time 10:05.
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Electrostatics (Part 1)
Introduction to Coulomb's Law. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification.
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Electricity and Circuits
This video is an introduction to electricity, designed to support this topic at the grade 5 to 9 level. Using a simple model of the atom, electrons are presented as the charged particles that carry electrical energy in most circuits. The video includes a demonstration of series and parallel circuits.
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