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2. Magnifying glass - Wikipedia

   en.wikipedia.org/wiki/Magnifying_glass

   A magnifying glass is a convex lens that is used to produce a magnified image of an object. The lens is usually mounted in a frame with a handle. Beyond its primary function of magnification, this simple yet ingenious tool serves a variety of purposes. It can be employed to focus sunlight, harnessing the Sun's rays to create a concentrated hot ...

3. Optical toys - Wikipedia

   en.wikipedia.org/wiki/Optical_toys

   Optical toys form a group of devices with some entertainment value combined with a scientific, optical nature. Many of these were also known as " philosophical toys " when they were developed in the 19th century. People must have experimented with optical phenomena since prehistoric times and played with objects that influenced the experience ...

4. 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.

5. Magnification - Wikipedia

   en.wikipedia.org/wiki/Magnification

   The postage stamp appears larger with the use of a magnifying glass. Stepwise magnification by 6% per frame into a 39-megapixel image. In the final frame, at about 170x, an image of a bystander is seen reflected in the man's cornea. Magnification is the process of enlarging the apparent size, not physical size, of something.

6. The 25 Best Gifts and Toys for Toddlers in 2022 - AOL

   www.aol.com/lifestyle/best-gifts-toys-for...

   Byrne likes this scooter for toddler development. "Toys that really give kids a chance to immerse in fine or gross motor activities are usually excellent," he says. The Rollie DLX glides well ...

7. Crookes radiometer - Wikipedia

   en.wikipedia.org/wiki/Crookes_radiometer

   Crookes radiometer. The Crookes radiometer (also known as a light mill) consists of an airtight glass bulb containing a partial vacuum, with a set of vanes which are mounted on a spindle inside. The vanes rotate when exposed to light, with faster rotation for more intense light, providing a quantitative measurement of electromagnetic radiation ...

8. A. C. Gilbert Company - Wikipedia

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

   1967 [ 1] 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 ...

9. Chemistry set - Wikipedia

   en.wikipedia.org/wiki/Chemistry_set

   Chemistry sets may have been the first American toys marketed toward parents with the goal of "improving" children for success in later life. [10] The target market for chemistry sets was almost exclusively boys, deemed "young men of science." However, during the 1950s, Gilbert introduced a set targeting girls.