Simple text introduces apples, and instructions are given for making an apple pomander.

Introduces the most common bird in the world by presenting facts about its physical characteristics, what it eats, where it lives, and the eggs which it lays.

An introduction to fire trucks, what they carry, and what they do.

Describes many different kinds, uses, and benefits of inclined planes.

Introduces pigs by describing their physical characteristics, where they live, what they eat, their special skills, and what they provide for people.

In brief text, describes the many ways that farmers use tractors in the growing of crops.