Olien, Rebecca

Explains why the skeletal system is important; explains how bones work, describing bones' sizes and shapes, joints, and bones' interaction with muscles; and provides guidance on keeping one's bones healthy.

Introduces temperature and provides instructions for an activity to demonstrate some of its characteristics.

Describes the physical characteristics, behavior, food, predators, and habitat of squirrels, as well as their relationship with people.

Explores the sun; describing its temperature, atmosphere, and layers; sunlight; solar eclipses; and the importance of sunshine. Includes glossary.

Explores the Earth's moon; describing its formation, layers, landscape, phases, and eclipses; and discussing man's exploration of the satellite. Includes glossary.

Introduces patience through examples of everyday situations where this character trait can be used.

Provides a look at the history of police transportation, and examines modern-day police cars, their parts, equipment, and how they work.

Presents a children's book for early readers that describes the sense of taste, how saliva works, how the tongue helps to sense different tastes, the importance of caring for the mouth, and more.

"Explains the sense of smell and how the nose work as sense organs"--Provided by publisher.

Presents a children's book for early readers that describes the sense of touch, how the skin helps to feel things that are hot, cold, rough, or smooth, the parts of the skin, skin sensors, and more.