Explains how magnets can be used and what sorts of items and processes include them, covering such topics as compasses, electromagnets, and electricity.
Explains what gravity is and how it works, covering such topics as mass, how gravity affects objects, and the difference between Earth's gravity and that of the moon.
Introduces the physical characteristics, life cycle, breeding, training, and care of retrievers. Includes instructions for an experiment which contrasts human sense of smell with that of dogs.
Introduces the physical characteristics, life cycle, breeding, training, and care of bulldogs. Includes instructions for an activity involving drawing.
