David M Schwartz

Marvelosissimo the Magician explains the development of standard units of measure, and shows the simplicity of calculating length, height, weight, and volume using the metric system.

Describes the various forms which money can take, including coins, paper money, and personal checks, and how it can be used to make purchases, pay off loans, or build interest in the bank.

With the help of Marvelosissimo the Mathematical Magician and Steven Kellogg, the concepts of a million, a billion and a trillion are not so quite so intimidating.

Explores counting by powers of ten all the way up to the largest numbers that exist.

Uncover ten mysteries of the natural world in these riddles paired with mystifying images that offer clues. Guess what creature made that pile of twigs, mass of leaves, frothy spittle, etc. And why? Answers are found by opening a generous gatefold and revealing full-color photographs.