Pythagoras and the Ratios: A Math Adventure by Julie Ellis

By Science News, 08:31 AM May 21, 2010

A boy’s quest to tune a pan flute and a lyre illustrates some of the many uses of mathematical ratios. (Ages 9 – 12)


Charlesbridge, 2010, 32 p., $16.95.

Source URL: https://www.sciencenews.org/article/pythagoras-and-ratios-math-adventure-julie-ellis