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Airplanes blastoff Readers Mighty Machines In Action
Arctic Foxes (Animals of the Arctic)
Bald Eagles (North American Animals)
Crows (World's Smartest Animals)
Dams (Everyday Engineering)
Goby Fish and Snapping Shrimp (Animal Tag Teams)
Gravity (Science Starters)
Harp Seals (Animals of the Arctic)
Hedgehogs - Blastoff! Readers: Animal Safari
Hippopotamuses (Animals of the Wetlands)
Light (Science Starters)
Mountain Goats (Animals of the Mountains)
Poison Dart Frogs (Animals of the Rain Forest)
Poison Dart Frogs - Blastoff! Readers: Animals of the Rain Forest
Puffer Fish - Blastoff! Readers: Oceans Alive
Roller Coasters (Everyday Engineering)
Scorpion vs. Tarantula (Animal Battles)
Snow Leopards (Animals of the Mountains)
Squids - Blastoff! Readers: Ocean Life Up Close
The Loch Ness Monster (Unexplained Mysteries)
UFOs (Unexplained Mysteries)
Warthogs and Banded Mongooses - Blastoff! Readers: Animal Tag Teams
Western Diamondback Rattlesnakes (Amazing Snakes)
Wolverine vs. Honey Badger (Animal Battles)