The premier destination for fun science projects & experiments for kids grades K-8 since 2010!

Optics & Light

  • Make a kaleidoscope to view beautiful coloured shapes

    Kaleidoscope means 'observer of beautiful shapes' and it has been a fascinating & fun toy to many for over 180 years. When you look through the kaleidoscope, you will see colourful symmetrical shapes that look the same from any...

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  • Make your own homemade telescope

    Fancy becoming an astronomer and find out more about the stars in our galaxy? It is quite easy to make a simple refracting telescope which could help you study the moon and the stars in more detail.

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  • Make your own homemade periscope

    The most common example of the use of a 'periscope' is in submarines. The commanders of submarines use the periscope to look above the surface of the sea level while they are still submersed below the surface of the...

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  • Build your own camera out of a shoe box

    All cameras work by focusing light onto a light sensitive material called 'film'. In this science experiment, let's build our own 'camera obscura' out of a shoe box to see how this works.

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  • Make a magnifying glass with a pin and paper only

    A pinhole in an index card can act like a magnifying glass, helping your eyes to focus on a very tiny object that is close to you. Unfortunately the tiny hole limits the amount of light that reaches your...

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  • Make colours vanish to white by a spinning colour wheel

    A rainbow is produced by the sunlight shining onto droplets of moisture after rains. The rainbow take the form of a multi-coloured arc containing the seven colours of the rainbow, with red on the outer part of the arc,...

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  • Learn more about motion pictures by making a flip book

    Motion pictures work by rapidly projecting a series of still drawings or photographs recorded on film in sequence onto a movie screen. 'Vision' is the ability of our brains and eyes working together to make the images on the...

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  • Have fun with a curvy fun house mirror

    People have a lot of fun looking at themselves in curvy fun house mirrors at amusement parks. You can have a great laugh by stretching or squeezing your reflection in such a mirror! Make your own fun house mirror...

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  • Learn how motion pictures work by making a ‘Thaumatrope’

    We all love going to the movie theater to watch the latest cartoon or movie, but did you ever wonder how this all works? All motion pictures are actually 'still' drawings or photographs recorded on film by special cameras...

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