Learn to develop your spiritual energy with every swing of a pendulum in accessible introduction to this ancient practice. This easy-to-follow guide will help y

In the popular "Little Bit of" series: a fresh, accessible introduction to the practice of using pendulums. With every swing of the pendulum, you can develop yo

The pendulum is perhaps the simplest experimental devices ever constructed, and yet for all its simplicity it has historically enabled scientists to both invest

Is science beautiful? Yes, argues acclaimed philosopher and historian of science Robert P. Crease in this engaging exploration of history’s most beautiful exp

Engaging, accessible introduction to structure and sound-making capacities of piano, violin, trumpet, bugle, oboe, flute, saxophone, many other instruments. Als