Leech, Bonnie Coulter

This book explores triangles, geometric shapes with three sides and three angles.

This book explores regular pyramids which have congruent triangles for sides.

This book explores prisms, three-dimensional solid figures, named according to their bases.

Photographs and text describe how to create and solve word problems while learning about the ancient civilizations of Mesopotamia and their contributions to modern culture.

Illustrations and simple text introduce children to the different types of quadrilaterals and their everyday applications.

Illustrations, photographs, and simple text show how math is used to describe circles and spheres.

Explains what shapes are, and provides an illustrated introduction to polygons--shapes that have many sides and are made of straight line segments.

Photographs, illustrations, and text describe the history of geometry from ancient to modern times; and profiles famous mathematicians including Pythagoras, Euclid, and Rene Descartes.

Photographs, illustrations, and text describe the concepts of probability and the genetic theory of Gregor Johann Mendel, a nineteenth-century Augustinian monk in Brunn, Austria who is known for his experiments with genetic development and inheritance.

Studies the ancient civilizations of Mesopotamia and includes word problems related to writing, calendars, and math.