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2. 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.

3. Watch Your Kids Experiment and Learn With These Editor ... - AOL

   www.aol.com/lifestyle/best-science-kits-kids...

   Geology Bundle Science Kits. You can’t go wrong with this set of three geology science kits. There’s a crystal-growing lab that includes a light-up base for kids to display their colorful ...

4. 20 Science Kits for Kids (Aka Next-Generation Geniuses) - AOL

   www.aol.com/news/20-science-kits-kids-aka...

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5. Radiometric dating - Wikipedia

   en.wikipedia.org/wiki/Radiometric_dating

   All the samples show loss of lead isotopes, but the intercept of the errorchron (straight line through the sample points) and the concordia (curve) shows the correct age of the rock. [15] Uranium–lead radiometric dating involves using uranium-235 or uranium-238 to date a substance's absolute age. This scheme has been refined to the point that ...

6. Lead–lead dating - Wikipedia

   en.wikipedia.org/wiki/Lead–lead_dating

   Lead–lead dating is a method for dating geological samples, normally based on 'whole-rock' samples of material such as granite.For most dating requirements it has been superseded by uranium–lead dating (U–Pb dating), but in certain specialized situations (such as dating meteorites and the age of the Earth) it is more important than U–Pb dating.

7. Chemistry set - Wikipedia

   en.wikipedia.org/wiki/Chemistry_set

   The Johnny Horizon Environmental Test Kit was marketed to both boys and girls. [12] Well-known chemistry sets from the United Kingdom include the 1960s and 1970s sets by Thomas Salter Science (produced in Scotland) and later Salter Science, then the "MERIT" sets through the 1970s and 1980s. Dekkertoys created a range of sets which were similar ...