A stellar set of 50 loose rocks and minerals. This collection emphasizes incredible variety, and covers the full range of ores, non-metallic minerals, rock-forming minerals, and sedimentary, igneous, and metamorphic rocks. Featuring rocks and minerals such as Opal, Galena, Muscovite, Cinnabar, Beryl, Pyrite and much more, this comprehensive set boasts both familiar and lesser known specimens. A comprehensive handbook is included, which defines key terms, gives the specific gravity and hardness as well as a brief description for each rock and mineral. An excellent study tool for those with an interest in geology, or a great gift to introduce a loved one to the diversity of US geological formations.
Build a model green house and 9 other green energy-related devices with this great kit!
This black scorpion specimen is great for the classroom setting!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
Great reference card for chemistry and physics students.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
This magic bird defies gravity before your very eyes!
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