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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.
"The 8 Most Wildly Irresponsible Vintage Toys" -- page 1 and page 2 at Cracked.com: Includes humorous discussions of some of A.C. Gilbert's more ill-advised products for pre-teens: A glass blowing kit (#8); a molten lead casting kit (#7); a chemistry set (#3) which included potassium permanganate, ammonium nitrate and instructions on how to ...
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 best known for their chemistry sets. The company also produced other ...
Best gifts for kids and young adults. ... This play kit comes with black-and-white toys meant to help stimulate newborns in their first 12 weeks. ... It holds a near-perfect five-star rating at ...
To put together this list of the best toys and gifts for 7-year-olds in 2023, we rounded up their top picks (plus a few perennial best-sellers and editor favorites) and grouped them by price.
In recent years, the chemistry set has been re-imagined as a self-study kit, typically offering students better equipment and more explanatory tutorial content. For example, Thames & Kosmos offers a range of CHEM series chemistry sets targeting older children, culminating in the C3000 Kit, which includes a 172-page manual describing 387 ...