Is It Hard or Soft?

by Paula Smith

Published 28 February 2014
This engaging title introduces readers to materials that are either hard or soft. Using familiar examples, readers learn what makes hard and soft objects different and why they are suited for different purposes.

Does it Sink or Float?

by Paula Smith

Published 28 February 2014
This fun book looks at the difference between objects that float and objects that sink. Using familiar objects, readers will discover why being a certain shape or being hollow keeps some objects on top of the water, while some objects sink under the water with gravity.

Is It Natural or Human Made?

by Paula Smith

Published 28 February 2014
This engaging title helps young scientists identify, compare, and contrast natural and human-made materials. Child-centered text and vibrant images combine to clearly explain the properties and uses of these materials.