Curious Pearl and her brother don’t really like to do chores. They’d rather play with their kitten. But Dad looks serious, so Pearl and her brother come up with a solution. They build a contraption to help them with their chores. As they build, Pearl teaches her brother all about simple machines.
语言 英语 ● 格式 PDF ● ISBN 9781474763196 ● 出版者 Capstone Global Library ● 发布时间 2018 ● 下载 3 时 ● 货币 EUR ● ID 7087498 ● 复制保护 Adobe DRM
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