ISBN-13: 9780471546931 / Angielski / Twarda / 1992 / 224 str.
ISBN-13: 9780471546931 / Angielski / Twarda / 1992 / 224 str.
How long is the world′s longest earthworm? How tall was a brachiosaurus? What′s the average diameter of human hair? What′s the circumference of the earth at the equator? Now you can discover the answers to these and other fascinating questions about math.