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Science
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524 min5-part Science course14 CQ
Volcanoes are one of the many fascinating geomorphic forces that shape our planet. Learn about the types of volcanic rock and the impact of volcanic eruptions in this earth science course.
with Darron GedgeVolcanoes are one of the many fascinating geomorphic forces that shape our planet. Learn about the types of volcanic rock and the impact of volcanic eruptions in this earth science course.
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15165 min15-part Physics course92 CQ
Physics: it's what makes us who we are—and it's how we interact with the world. This course explains in detail all you need to know about modern physics concepts, from the big bang to black holes.
with Es EinsteiniumPhysics: it's what makes us who we are—and it's how we interact with the world. This course explains in detail all you need to know about modern physics concepts, from the big bang to black holes.
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1152 min11-part Science course33 CQ
When you look up into the sky, do you ever wonder about the other planets that orbit around the Sun? This course explores our Solar System, from Mercury to the distant ice giants.
with AstronomicWhen you look up into the sky, do you ever wonder about the other planets that orbit around the Sun? This course explores our Solar System, from Mercury to the distant ice giants.
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22144 min22-part Biology course83 CQ
Biochemistry allows us to understand the large biomolecules that run every living organism. Do you want to learn about nutrition? Metabolism? Medicine and general health? This is the course for you!
Biochemistry allows us to understand the large biomolecules that run every living organism. Do you want to learn about nutrition? Metabolism? Medicine and general health? This is the course for you!
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46342 min46-part Chemistry course196 CQ
Organic chemistry can be complex and difficult to learn. Professor Dave makes learning organic chemistry easy with this comprehensive course that explains the basics in a structured and linear way!
Organic chemistry can be complex and difficult to learn. Professor Dave makes learning organic chemistry easy with this comprehensive course that explains the basics in a structured and linear way!
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545 min5-part Science course25 CQ
Electricity can be mysterious, and hard to understand. This course explains the measurements and concepts of electricity, and teaches beginners about electricity basics like charge, current, and more.
with FizzicsElectricity can be mysterious, and hard to understand. This course explains the measurements and concepts of electricity, and teaches beginners about electricity basics like charge, current, and more.
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658 min6-part Physics course32 CQ
After understanding the basics of quantum mechanics, learn about the early experiments on wave particle duality, the Heisenberg Uncertainty Principle, and more in this advanced physics course.
with Amanda HoltonAfter understanding the basics of quantum mechanics, learn about the early experiments on wave particle duality, the Heisenberg Uncertainty Principle, and more in this advanced physics course.
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520 min5-part Chemistry course13 CQ
Are you a chemistry student delving into quantum mechanics? In this course, review historical, mathematical, and conceptual topics of quantum mechanics, and experiments that led to key findings.
with Amanda HoltonAre you a chemistry student delving into quantum mechanics? In this course, review historical, mathematical, and conceptual topics of quantum mechanics, and experiments that led to key findings.
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643 min6-part Chemistry course25 CQ
Studying trends along the periodic table? In this intermediate chemistry course, learn all about periodic trends, and discuss concepts like effective nuclear charge and ionization energy.
with Amanda HoltonStudying trends along the periodic table? In this intermediate chemistry course, learn all about periodic trends, and discuss concepts like effective nuclear charge and ionization energy.
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7 minFREEScience lessonFree4 CQ
Bristlecone pines—one of the longest living tree species—has to adapt and change its habitat in the face of climate change.
with Science FridayBristlecone pines—one of the longest living tree species—has to adapt and change its habitat in the face of climate change.
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9 minFREEScience lessonFree5 CQ
Lost topsoil may be the biggest long-term damage to this year’s flooded Midwest farms.
with Science FridayLost topsoil may be the biggest long-term damage to this year’s flooded Midwest farms.
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4 minFREEScience lessonFree3 CQ
Scientists want you to contribute to their ongoing research.
with Science FridayScientists want you to contribute to their ongoing research.
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11 minFREEScience lessonFree6 CQ
The amount of water in the streets and other low-level flooding in coastal communities has increased—and it is linked to changes in climate.
with Science FridayThe amount of water in the streets and other low-level flooding in coastal communities has increased—and it is linked to changes in climate.
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7 minFREEScience lessonFree4 CQ
While the polar vortex has the Midwest in a deep freeze, Australia is having a heatwave—and globally, the planet’s warmer than average.
with Science FridayWhile the polar vortex has the Midwest in a deep freeze, Australia is having a heatwave—and globally, the planet’s warmer than average.
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7 minFREEScience lessonFree4 CQ
Geologists and archeologists debate a new potential geologic age, starting around 4,200 years ago.
with Science FridayGeologists and archeologists debate a new potential geologic age, starting around 4,200 years ago.
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8 minFREEScience lessonFree5 CQ
After a research vessel runs into trouble in the Arctic Ocean, science gets put on hold—for now.
with Science FridayAfter a research vessel runs into trouble in the Arctic Ocean, science gets put on hold—for now.
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24 minFREEScience lessonFree13 CQ
The Army Corps of Engineers is investigating sea gates and other barriers to protect New York from a future Sandy. But others have doubts.
with Science FridayThe Army Corps of Engineers is investigating sea gates and other barriers to protect New York from a future Sandy. But others have doubts.
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22 minFREEScience lessonFree12 CQ
A population boom in forests and other wild areas is leading to deadlier, more destructive blazes. How do we cope with worsening wildfires?
with Science FridayA population boom in forests and other wild areas is leading to deadlier, more destructive blazes. How do we cope with worsening wildfires?
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325 min3-part Biology course14 CQ
Preparing for the AP Biology exam? In this three-part course, get clear explanations of Darwinian evolution by natural selection, modern evolutionary theory, and the history of life on Earth.
with Bleier BiologyPreparing for the AP Biology exam? In this three-part course, get clear explanations of Darwinian evolution by natural selection, modern evolutionary theory, and the history of life on Earth.
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7107 min7-part iOS Development course57 CQ
Looking for a programming language that can do some heavy-lifting but doesn't take years to master? When programming for iOS, OS X, and watchOS, Apple's programming language Swift is the best choice!
with Sanjay NoronhaLooking for a programming language that can do some heavy-lifting but doesn't take years to master? When programming for iOS, OS X, and watchOS, Apple's programming language Swift is the best choice!
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11163 min11-part iPhones + iPads course88 CQ
Want to get the most out of your iPhone? This course from tech expert Todd Olthoff is the perfect guide, for everything from basic installation to built-in app features.
with Todd OlthoffWant to get the most out of your iPhone? This course from tech expert Todd Olthoff is the perfect guide, for everything from basic installation to built-in app features.
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1270 min12-part Science course41 CQ
If you're looking for fun activities for kids that are equal parts science and craft, you'll love this course with lessons covering everything from homemade oobleck to egghead gardens.
with Sophie's WorldIf you're looking for fun activities for kids that are equal parts science and craft, you'll love this course with lessons covering everything from homemade oobleck to egghead gardens.
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10133 min10-part Calculus course72 CQ
Worried about taking a college-level or AP Calculus class? Fret not! In this course, review simple examples and graphs to explore the main concepts of both differential and integral calculus.
with Math is a SportWorried about taking a college-level or AP Calculus class? Fret not! In this course, review simple examples and graphs to explore the main concepts of both differential and integral calculus.
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32350 min32-part iOS Development course190 CQ
With the spread of tablets and smartphones, there are more opportunities for programmers than ever before. In this intermediate-level course, get your start as a developer for Apple iOS devices!
with LearnToProgramWith the spread of tablets and smartphones, there are more opportunities for programmers than ever before. In this intermediate-level course, get your start as a developer for Apple iOS devices!
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7107 min7-part iOS Development course57 CQ
Looking for a programming language that can do some heavy-lifting but doesn't take years to master? When programming for iOS, OS X, and watchOS, Apple's programming language Swift is the best choice!
with Sanjay NoronhaLooking for a programming language that can do some heavy-lifting but doesn't take years to master? When programming for iOS, OS X, and watchOS, Apple's programming language Swift is the best choice!
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780 min7-part iOS Development course44 CQ
Get behind the UI-UX scenes and learn how to confidently build and maintain app interfaces that deal with different iPhone screen sizes and orientations using Xcode's Auto Layout feature in Swift.
with Sanjay NoronhaGet behind the UI-UX scenes and learn how to confidently build and maintain app interfaces that deal with different iPhone screen sizes and orientations using Xcode's Auto Layout feature in Swift.
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34196 min34-part iOS Development course117 CQ
Are you interested in making your first iOS or OSX app? Mark Lassoff, the founder of Learn to Program, offers a beginner-friendly overview of Swift using the Xcode development environment.
with LearnToProgramAre you interested in making your first iOS or OSX app? Mark Lassoff, the founder of Learn to Program, offers a beginner-friendly overview of Swift using the Xcode development environment.
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12150 min12-part Android Development course81 CQ
Follow along and learn how to create mobile apps in this project-based development course. Follow along and make 10 different apps you can use and distribute to iOS, Android, Kindle and more!
with LearnToProgramFollow along and learn how to create mobile apps in this project-based development course. Follow along and make 10 different apps you can use and distribute to iOS, Android, Kindle and more!