A math workbook from the den of Professor Large Ferocious Bear. For people comfortable with arithmetic and hungry for more. Use this book to train for math contests, add enrichment, or give a brain a workout.
A math workbook from the den of Professor Large Ferocious Bear. For people comfortable with arithmetic and hungry for more. Use this book to train for...
Twelve year old Zun lives in China, 1902. Like her father, she's at home in the world of machines. She knows whether to grease or oil, how to true a wheel, and the heartbreak of over-tightening. She believes great times are ahead, as soon as her father builds China's first bicycle factory. That dream halts one terrible night.
Twelve year old Zun lives in China, 1902. Like her father, she's at home in the world of machines. She knows whether to grease or oil, how to true a w...
