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发表于2024-11-10
The Toothpaste Millionaire pdf epub mobi txt 电子书 下载 2024
Likable, clever, and inventive sixth-graders Rufus Mayflower and Kate Mackinstrey develop and sell toothpaste to become millionaires in just one year This fun, breezy story includes many real-life mathematical problems which the characters must solve to succeed in their budding business.
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The Toothpaste Millionaire pdf epub mobi txt 电子书 下载 2024