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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: 3740 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: 2545 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: 3569 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: 4914 Rated: 5/5 by users

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  • Time Dilation

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    Time Dilation

    Explanation of time dilation with example of two identical clocks moving relative to each other.

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    Hits: 3308 Rated: 5/5 by users

  • The Galileo Project

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    The Galileo Project

    Information on the life and work of Galileo Galilei and on the science and scientists of his time. A very comprehensive study with an invaluable searchable database. Encyclopedic!

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    Hits: 4447 Rated: 5/5 by users

  • The Universe Adventure

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    The Universe Adventure

    This fantastic site deals with cosmology : the study of the structure, history, and fate of the Universe. It's the place to go whether you want to know more about dark matter, how our universe formed or anything else.

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    Hits: 6819 Rated: 5/5 by users

  • Geek pop

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    Geek pop

    Geek pop is an annual online festival of music inspired by science. They also have a monthly podcast in which they dissect the science inside songs.

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    Hits: 1615 Rated: 5/5 by users

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