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Add Instant Life crystals to purified water and presto! These laboratory-created hybrid brine shrimp hatch and live for a long time. The styrene aq...
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Observe the tiny embryos hatching into wiggling little tadpoles which will eventually develop into frogs. The tadpoles are easy to care for in the...
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This colorful ant farm comes in a sturdy box, and includes the plastic observation ant farm, an "Ant Watcher Handbook," some California sand, and a...
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Double lens 25mm diameter. Total magnification of the lens is approx. 10x. When folded into its black oval case, it measures 1 ¬Ω" long. WARNIN...
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Complete instructional unit for secondary level students or beginning collectors. Kit contains all the fundamental equipment needed to collect, pre...
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