Science
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Brilliant and Crazy Inventions [512389]
Retail Price $6.95Firefly Price $3.50This item is Used and is listed as being in Very Good condition. The dust jacket for the item is listed as being in No Jacket condition. Light wear to cover, slightly bumped corners, pages clean and unmarked. Clean and complete. Cover image may be...Retail Price $6.95Firefly Price $3.50 -
Exploring the Solar System: A History with 22 Activities Volume 25 (Revised) [512358]
Retail Price $19.99Firefly Price $6.99This item is Used and is listed as being in Very Good condition. Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU:...Retail Price $19.99Firefly Price $6.99 -
Forest Explorer: A Life-Size Field Guide [512333]
Firefly Price $3.50This item is Used and is listed as being in Good condition. Worn but intact. Clearly previously read. Edge and corner wear, bent spine with creases. Pages are clean and unmarked. Cover image may be sourced as stock images from OpenLibrary.org and may...Firefly Price $3.50 -
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Live Sustainably! (Maker Comics)
Retail Price $14.99Firefly Price $11.24This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 512122...Retail Price $14.99Firefly Price $11.24 -
What If... Every Volcano Erupted at Once?: And Other Amazing Earth Questions
Firefly Price $17.99This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 512021...Firefly Price $17.99 -
Trees, Leaves, and Bark [511834]
Retail Price $7.95Firefly Price $3.99This item is Used and is listed as being in Good condition. Front and back covers have wear to edges and bumped corners. Spine intact, some wear. Binding is intact. Pages are generally clean with edge or corner wear. Cover image may be sourced as stock...Retail Price $7.95Firefly Price $3.99 -
Who Would Win?: Dinosaur Destruction
Firefly Price $10.99This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 511268...Firefly Price $10.99 -
Science Comics: Prehistoric Mammals: From the Jurassic to the Ice Age
Firefly Price $13.99This item is New and unaltered from when published.This item will be released on April 21, 2026 and will ship to arrive on or shortly after that date. Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item...Firefly Price $13.99 -
The Ocean Is Kind of a Big Deal [510172]
Retail Price $5.99Firefly Price $2.99This item is Used and is listed as being in Very Good condition. Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU:...Retail Price $5.99Firefly Price $2.99 -
Knowledge Encyclopedia Dinosaur!
Firefly Price $29.99This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 509574...Firefly Price $29.99 -
Dinosaur Encyclopedia [509494]
Retail Price $12.99Firefly Price $5.99This item is Used and is listed as being in Good condition. The dust jacket for the item is listed as being in No Jacket condition. Wear to cover, bumped corners, pages clean and unmarked. Some pages have slight wave or ripple along them due to some...Retail Price $12.99Firefly Price $5.99 -
Janice Vancleave's Guide to More of the Best Science Fair Projects [508675]
Retail Price $16.95Firefly Price $6.99This item is Used and is listed as being in Very Good condition. Light wear to cover, slightly bumped corners, pages clean and unmarked. Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art...Retail Price $16.95Firefly Price $6.99 -
Braiding Sweetgrass for Young Adults: Indigenous Wisdom, Scientific Knowledge, and the Teachings of Plants
Firefly Price $17.99This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 508521...Firefly Price $17.99 -
Nature's Best Hope (Young Readers' Edition): How You Can Save the World in Your Own Yard
Firefly Price $9.99This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 508012...Firefly Price $9.99 -
National Geographic Kids 5-Minute Dinosaur Stories
Firefly Price $14.99This item is New and unaltered from when published.Cover image may be sourced as stock images from OpenLibrary.org and may not represent the actual item or cover art. If you need images of this specific item, please contact us. Firefly SKU: 507466...Firefly Price $14.99 -
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Voyager: An Adventure to the Edge of the Solar System (2nd Ed.)
Firefly Price $100.00This item is New and unaltered from when published.2nd Edition. Signed by the author on the front free endpaper. Front and back covers have very light edge and corner wear. Spine intact with no creasing or warping. Binding is tight and intact, pages...Firefly Price $100.00 -
The Horned Dinosaur: Triceratops (I Love Dinosaurs) (A Golden Look-Look Book) [506667]
Retail Price $3.29Firefly Price $2.99This item is Used and is listed as being in Good condition. Worn but intact. Clearly previously read. Edge and corner wear, bent spine with creases. Pages are clean and unmarked. Cover image may be sourced as stock images from OpenLibrary.org and may...Retail Price $3.29Firefly Price $2.99 -
Global Warming [506666]
Retail Price $9.99Firefly Price $3.50This item is Used and is listed as being in Very Good condition. Light wear to cover, slightly bumped corners, pages clean and unmarked. There is a previous owner's name on the inside. Cover image may be sourced as stock images from OpenLibrary.org and...Retail Price $9.99Firefly Price $3.50 -
Our Solar System [506665]
Retail Price $19.99Firefly Price $4.99This item is Used and is listed as being in Very Good condition. The dust jacket for the item is listed as being in No Jacket condition. Light wear to cover, slightly bumped corners, pages clean and unmarked. Cover image may be sourced as stock images...Retail Price $19.99Firefly Price $4.99 -
The Icky, Sticky And Gross Fascinating Factbook [505834]
Firefly Price $4.99This item is Used and is listed as being in Good condition. Worn but intact. Clearly previously read. Edge and corner wear, bent spine with creases. Pages are clean and unmarked. Cover image may be sourced as stock images from OpenLibrary.org and may...Firefly Price $4.99