$7.95
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Hatch your own culture of live daphnia by adding water to the dormant eggs ... more
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$12.95
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Get six bullfrog tadpoles to watch metamorphosis on a grand scale! These l... more
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$4.95
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Every page of this little book is packed with colorful pictures and factual... more
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$18.50
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Embark on a biological adventure with this deluxe "triassic" Triops kit! T... more
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$15.95
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By Deborah Coulombe. Use this comprehensive guide to marine life in your st... more
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$8.95
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Learn about nature on the seashore as if you were there in this well-writte... more
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$19.95 $17.95
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This deluxe guide has 690 stunning color photographs to identify over 660 o... more
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$6.95
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A guide to help you identify, classify and understand the seashells you fin... more
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