Samuel Carbaugh

Looks at the history of the space race, detailing how the United States and the Soviet Union competed in space exploration in the 1960s.

Provides an introduction to the field of genetics, including how DNA is structured, how genetic inheritance works, and how new discoveries in genetics have helped to cure or prevent diseases.

"This fun and educational introduction to the exciting field of robotics the science of designing, building, and operating robots gives kids the basic tools for creating their own robots using ordinary craft materials and parts salvaged from recycled toys and other household devices. Early chapters teach budding roboticists how to create working models of robot hands and write pencil and paper computer programs, while later chapters show them how...

Offers a cultural history of time while outlining numerous hands-on activities, from making a shadow clock and a candle clock to measuring time with water and using a protractor to create a sundial.