The answer to each problem explains a scientific principle in easy-to-understand terms, so not only are you solving puzzles, you are having fun while you learn!How Do You Make a Tornado in a Bottle is filled with fascinating scientific and mathematical puzzles, all based on real-world principles..
The answer to each problem explains a scientific principle in easy-to-understand terms, so not only are you solving puzzles, you are having fun while you learn!How Do You Make a Tornado in a Bottle is filled with fascinating scientific and mathematical puzzles, all based on real-world principles.