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Looking for a great physics site? We've tracked down the very best and checked them for accuracy. Just fill out the fields below and we'll do the rest.

Control your own plasma experiment

Remote Glow Discharge Experiment

Get hands on with this experiment you can change over the internet.


How big is the universe?

How Big Is The Universe?

Delightful animation about the size of the universe.


Multiwavelength universe

Multiwavelength Universe: Online Activity

Test your knowledge of what the universe looks like at different wavelengths.


Addictive physics gamesCheck out all Top 4s

  • Fe[26]

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    Fuse your way to iron. Be careful, there's one element you should avoid!

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    Hits: 3717 Rated: 3/5 by users

  • CMBR

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    Based on the addictive 2048 game, join the objects and get to the edge of the observable universe!

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    Hits: 2529 Rated: 3/5 by users

  • Particle Clicker

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    Particle Clicker

    Particle Clicker is a game about running your own particle physics laboratory. Hire PhD student, post-docs and even Nobel winners!

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    Hits: 3546 Rated: 3/5 by users

  • Super planet crash

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    Super planet crash

    Drop planets around a star and see how long they last. Score points by placing the planets in the habitable zone. Can you make your solar system last 500 years?

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    Hits: 4892 Rated: 5/5 by users

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  • X-rays

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    NASA overview on x-rays describing what they are and how they can be used for x-ray astronomy and medical imaging.

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    Hits: 5787 Rated: 5/5 by users

  • The Physics of Cooking

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    The Physics of Cooking

    The science of food, heat and cooking. How do microwaves cook food? What is the difference between convection ovens and normal ovens? What is Pyrex and how does it differ from other cookware?

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    Hits: 9151 Rated: 5/5 by users

  • Einstein Online

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    Einstein Online

    A great site about Einstein's ideas with lots of information on special and general relativity, cosmology, gravitational waves, black holes.

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    Hits: 10146 Rated: 5/5 by users

  • The Earth's plasmasphere

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    The Earth's plasmasphere

    An introduction to the plasmosphere, a region of dense, cold plasma that surrounds the Earth within the magnetosphere.

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    Hits: 1895 Rated: 5/5 by users

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