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  2. Magic star - Wikipedia

    en.wikipedia.org/wiki/Magic_star

    An n-pointed magic star is a star polygon with Schläfli symbol {n/2} [1] in which numbers are placed at each of the n vertices and n intersections, such that the four numbers on each line sum to the same magic constant. [2] A normal magic star contains the integers from 1 to 2n with no numbers repeated. [3] The magic constant of an n-pointed ...

  3. Zener cards - Wikipedia

    en.wikipedia.org/wiki/Zener_cards

    The five symbols are a hollow circle, a plus sign, three vertical wavy lines, a hollow square, and a hollow five-pointed star. [ 3 ] : 115 [ 4 ] In a test for ESP, the experimenter picks up a card in a shuffled pack, observes the symbol, and records the answer of the person being tested, who would guess which of the five designs is on the card.

  4. Gilbert U-238 Atomic Energy Laboratory - Wikipedia

    en.wikipedia.org/wiki/Gilbert_U-238_Atomic...

    Gilbert cloud chamber, assembled An alternative view of kit contents. The lab contained a cloud chamber allowing the viewer to watch alpha particles traveling at 12,000 miles per second (19,000,000 m/s), a spinthariscope showing the results of radioactive disintegration on a fluorescent screen, and an electroscope measuring the radioactivity of different substances in the set.

  5. 5 DIY experiments mini scientists can do at home - AOL

    www.aol.com/lifestyle/5-diy-experiments-mini...

    If you’re looking for fun and educational ways to occupy your mini scientists, try these 5 DIY experiments. The post 5 DIY experiments mini scientists can do at home appeared first on In The Know.

  6. Category:Science experiments - Wikipedia

    en.wikipedia.org/wiki/Category:Science_experiments

    Print/export Download as PDF; Printable version; ... Pages in category "Science experiments" The following 28 pages are in this category, out of 28 total.

  7. Newton disc - Wikipedia

    en.wikipedia.org/wiki/Newton_disc

    Colour distribution of a Newton disk. The Newton disk, also known as the disappearing color disk, is a well-known physics experiment with a rotating disk with segments in different colors (usually Newton's primary colors: red, orange, yellow, green, blue, indigo, and violet, commonly known by the abbreviation ROYGBIV) appearing as white (or off-white or grey) when it's spun rapidly about its axis.

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