Ages 9 to 12 years. Discover the relationship between maths and peoples needs, and how these needs have continually pushed people the word over to come up with very similar solutions to keep track of things, measuring time, and distance, and calculating numbers.
發表於2024-11-30
The Secret Life of Math 2024 pdf epub mobi 電子書 下載
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The Secret Life of Math 2024 pdf epub mobi 電子書 下載