Let's Visit the Grassland

Tooth by Tooth: Comparing Fangs, Tusks, and Chompers

Scales

Eye by Eye: Comparing How Animals See

What Is Sight?

Bone by Bone: Comparing Animal Skeletons

Vibrations Make Sound

Light Makes Colors

What Is Taste?

What Is Smell?

Sending Messages with Light and Sound

What Floats? What Sinks?: A Look at Density

Loud or Soft? High or Low?: A Look at Sound

Eye Color: Brown, Blue, Green, and Other Hues

Facial Features: Freckles, Earlobes, Noses, and More

Vision: Nearsightedness, Farsightedness, and More

Many Ways to Move: A Look at Motion

What Is Severe Weather?

The Energy We See: A Look at Light

What Is a Forecast?