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购买 ruler math
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3:34
YouTube
Twinkl Teaching Resources - United States
How to Use a Ruler | Math Videos for Kids | Data and Measurement | Geometry for Kids | Twinkl USA
In this video, children will improve their knowledge of measurement, with a clear, step by step presentation included! 00:00 What is a ruler? 00:20 Ruler Demonstration 1:15 Practice Problems Check out these activities involving rulers! 👉🏻 📏 Measuring in Inches and Line Plot Activity: https://www.twinkl.com/l/1jutig 📏 Measure the ...
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