Walker, Sally M

An introduction to heat that uses experiments and easy-to-follow text to help readers understand the principles of heat, how it is made, how different kinds of matter conduct heat, and other related topics.

Presents experiments designed to help children explore concepts related to electricity, and features photographs, diagrams, and explanations.

An introduction to magnetism that explains what it is, what materials are magnetic, how magnets work, what magnetic poles are, and what the different types of magnets are.

An introduction to light that explores how light is made, how light interacts with matter, what causes light to bend and bounce, how light impacts color, and how light and heat influence each other.

An introduction to sound that explains what sound is, how it travels in waves, how scientists measure the speed of sound, and how music is made and heard.

Contains examples and experiments that provide information about matter and help readers better understand the concepts related to it.

Combining science with poetry, this collection of haiku extols the wonder of trees through poems that engage with every season and stage of the life cycle, from seed to photosynthesis.

Tells the story of the 1909 coal mine disaster in Cherry, Illinois, that killed hundreds of men, left more than four hundred children fatherless, inspired the first worker's compensation laws, and helped bring about changes in child labor practices.

Exploring space through haiku, this combination of poetic form and luminous artwork is accompanied by narrative explanations of wonders that are out of this world.