The Secret of the Time-Selling Vending Machine
The Pink Toe Shoes with pretty nose tip pays 60 sweat drops to buy 60 seconds to practice the
high jump. Because the Pink Toe Shoes wanted to stay another second in the air, it asks the Time Selling Vending Machine if it can get another second. And the Time-Selling Vending Machine
says 36,000 sweat drops are needed. The Pink Toe Shoes wonders why it needs 36,000 sweat drops for 1 second. How many drops of sweats should the Pink Toe Shoes need to make to stay
in the air for another second? Through this book, readers can learn that they need to work hard to achieve what they want. and it becomes more valuable once they achieve it after the hard work.
Drawing by Lee Hyung Eun