How to Grow Your Own Crystals
Posted on
July 13, 2021
In his book Rocks & Minerals Backyard Workbook, Dan R. Lynch features more than 20 simple, fun introductions to a variety of rocks and minerals, including granite, sandstone, gemstones, and more. Plus, more than a dozen activities help kids to make hypotheses, experiment, and observe. The 19 hands-on...
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