Miss Grok here — let's explore long and short together! ✨
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Length Adventure!
Hello my wonderful Grade 2 friends! Today we will learn how to measure and compare lengths using hands, paper clips, rulers, and metres. You will become expert measurers!
What is Length?
Length tells us how long or short something is.
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→
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We can compare things: longer, shorter, or the same length.
Longer or Shorter?
🐛
Shorter
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Longer
Non-Standard Units
Hand spans
Paper clips
Footsteps
Fun for quick measuring in class!
Standard Units
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Centimetres (cm)
For small things
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Metres (m)
For longer things
Using a Ruler
0
5 cm
10 cm
Start at 0 and read the number at the end!
Real Life Measuring
Your pencil → about 18 cm
Your desk → about 60 cm
The classroom → many metres
Practice Time!
Is your arm longer or shorter than a ruler?
Estimate the length of your book in centimetres.
You Are Doing Wonderful!
Measuring length helps us build things, make clothes, and understand the world around us!
Quick Review
Longer / Shorter
Centimetres for small things
Metres for big distances
Use a ruler starting at 0
Final Challenge
Your desk is 80 cm long. Your book is 25 cm long. How much longer is the desk?