A Math Adventure! Julie Ellis and Phyllis Hornung Peacock team up once again to explore Pythagorean ratios in this humorous sequel to What's Your Angle, Pythagoras? Pythagoras and his cousins want to win a music contest, but first they must figure out how to play their instruments in tune, something that's never been done before. While trying to fix the problem, Pythagoras makes an important discovery--notes that sound pleasant together have a certain mathematical relationship. When Pythagoras applies this ratio to his cousins' pipes and lyres, the result is music to the ears. This book is good for your brain because: Mathematical problem solving, Ratios, Measuring, Musical Theory, History of Instruments
This book explains how models help us test new designs and to understand living things. The book includes various types of models, such as scale, graphical, conceptual, and computer models, which are used to analyze how we understand different things.
Modern life would be very different without the ideas of brilliant Greek scholar Archimedes. From the simple lever to complicated machines, his work in mathematics, physics, engineering, and astronomy helped to shape the world we live in today. Few thinkers of any time period have had as big an impact on math and science as the genius Archimedes. Learn the story of one of the most important mathematical thinkers of all time in Archimedes: Ancient Greek Mathematician.
Its very important for a child to learn how to make good decisions. In this informative new book, Slim Goodbody helps children learn the steps they should follow in making almost any decision: Stop, Think, Act, Review (STAR).
Provides the history of American coins and bills and shows how they have changed over time.
Discusses how money was used throughout history.
Explores economics and provides real world examples and applications.
Explores how different money is used in different parts of the world.