Grade 3/Measurement
Reading Thermometers (1003)
Read temperatures in Fahrenheit and Celsius.
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Quick Tip
Look at the level of the red liquid. Pay attention to the scale (counting by 1s, 2s, or 5s).
Teacher Resources
Teaching Notes
This collection focuses on reading thermometers. Ensure students understand how to read the specific scale (intervals).
Vocabulary
Thermometer: Tool to measure temperature.
Scale: Numbered lines showing measurement.
Common Mistakes
- Miscounting the intervals (e.g., thinking each mark is 1 when it's 2 or 5)
- Reading the top of the meniscus instead of the bottom (for volume)
- Confusing cm and mm marks on a ruler
- Misreading scale intervals
- Forgetting units (°C/°F)
- Confusing Fahrenheit/Celsius
- Incorrectly reading below zero
Differentiation
SupportUse real-life tools to practice reading before moving to worksheets.
ChallengeAsk students to estimate measurements between marks.
Discussion Questions
- Why is it important to be precise when measuring?
- How do you figure out what each small line represents?
- What happens if you don't start measuring from zero?
- Why are there two temperature scales?
- When do we use a thermometer?
- What does 0 degrees mean on a thermometer?
- Where do you see temperature used?
Extension Activities
- Measure objects around the classroom.
- Record the daily temperature for a week.
- Bake a recipe and measure ingredients precisely.
Parent Tip
Ask your child to read the temperature in different rooms.
Learning Path
Skill Cluster
Measurement
Estimated Time
15 minutes
Skills Practiced
reading thermometers
Prerequisites
- 1002
- Understanding Number Lines
- Counting by Increments
Next Steps
- Comparing Temperatures
- Temperature Word Problems
- Measurement Scales