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  2. Gilbert U-238 Atomic Energy Laboratory - Wikipedia

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

    The Gilbert U-238 Atomic Energy Laboratory was packaged in a customized metal case. The Gilbert U-238 Atomic Energy Lab is a toy lab set designed to allow children to create and watch nuclear and chemical reactions using radioactive material. The Atomic Energy Lab was released by the A. C. Gilbert Company in 1950.

  3. Chemistry set - Wikipedia

    en.wikipedia.org/wiki/Chemistry_set

    Chemistry sets as toys. Porter Chemcraft Senior Set, 1957, at the Science History Institute. Beginning in the early 1900s, modern chemistry sets targeted younger people with the intention to popularize chemistry. In the United States, Porter Chemical Company and the A. C. Gilbert Company produced the best known sets.

  4. A. C. Gilbert Company - Wikipedia

    en.wikipedia.org/wiki/A._C._Gilbert_Company

    The A. C. Gilbert Company was an American toy company, once one of the largest in the world. Gilbert originated the Erector Set, which is a construction toy similar to Meccano in the rest of the world, and made chemistry sets, microscope kits, and a line of inexpensive reflector telescopes. In 1938, Gilbert purchased the American Flyer, a ...

  5. Arvind Gupta - Wikipedia

    en.wikipedia.org/wiki/Arvind_Gupta

    A graduate from IIT Kanpur (1975 batch), Arvind Kumar Gupta took a year's study leave from TELCO (in 1978) to work with the grassroots village science teaching programme for children in the tribal district of Hoshangabad, Madhya Pradesh called Hoshangabad Science Teaching Programme. While there, he developed many useful low-cost teaching ...

  6. Salter Science - Wikipedia

    en.wikipedia.org/wiki/Salter_Science

    The dye colors water blue, but turns green in acidic solutions. Salter Science was a brand of science kits sold by Thomas Salter Ltd., a Scotland -based company which manufactured toys and science activity kits for children. [1] Kits included activities with electricity, microscopy, magnetism and crystal gardens, but the company is probably ...

  7. Crayola - Wikipedia

    en.wikipedia.org/wiki/Crayola

    By 1905, the line had expanded to offering 18 different-sized crayon boxes [17] with five different-sized crayons, only two of which survive today—the "standard size" (a standard sized Crayola crayon is 3 + 5 ⁄ 8 in × 5 ⁄ 16 in (92.1 mm × 7.9 mm)) and the "large size" (large sized Crayola crayons are 4 in × 7 ⁄ 16 in (102 mm × 11 mm ...

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