President Lincoln
The World's Biggest Spider: The Goliath Bird-Eating Tarantula
Lessons About Light
The Turkey From Albuquerque
Animal Olympics: The Fastest Animals on Earth
The Reasons for the Seasons
Plants Bring Life to Earth
Goliath Frogs
Rebecca Measures Things
The Snapping Turtle
Simple Machines
'Round and 'Round it Goes: The Circulatory System
Down Under Animals: The Bilby
Dinosaur Extremes
The Insect Vampire: Mosquito
Biomes of the Earth
If Rocks Could Talk: Fossils
Ten of the United States' Worst Disasters
