Why did the Greeks excel in geometry, but lag begin the Mesopotamians in arithmetic? How were the great pyramids of Egypt and the Han tombs in China constructed

In this complex and dynamic history, Russell M. Lawson navigates the story of the Piscataqua Valley from Martin Pring in 1603, through the turbulent Indian wars

This volume discusses the lives and contributions of ten influential scholars from the early years of scientific research, including Pythagoras, Hippocrates, Ar

Science in the context of the seven days of creation presented in the Bible. This textbook uses activities to reinforce scientific principles presented.