Length

🟦 Definition

Length tells us how long or short something is.
We use it to measure objects from end to end.

📏 Units We Use

• Inches (in)
  
  

• Centimeters (cm)
  
  

• Feet (ft)
  
  

• Meters (m)
  
  

🧊 Example

A pencil is about 15 centimeters long.
A book might be 10 inches long.

🧠 Why It Matters

Measuring length helps us:

• Compare objects
  
  

• Build and draw things
  
  

• Know sizes in real life
  
  

🔍 Tip

Use a ruler or tape measure to find length.
Always measure from zero.