Thinkabara

🧮 3rd Grade · Math3.MD.A.2Unit 9: Time, liquid volume & mass

Liquid volume

Google Classroom

🎯 Objective: Students estimate and measure liquid volume in liters and milliliters.

Lesson outline

  1. Show a liter bottle and a 1 mL dropper.
  2. Estimate, then measure water in containers.
  3. Record and compare estimates.
  4. Exit: which holds more, a mug or a bucket — about how many liters?

Lesson 3 of 4 in this unit. In the Lesson Planner this lesson takes 1–3 class periods depending on your timetable: day 1 introduce & model, then practice, small-group reteach and a quick check.

📐 Standard

3.MD.A.2

Common Core State Standards for Mathematics, Grade 3 — typical US scope & sequence

🏁 Unit goals

  • Tell time to the minute and find elapsed time
  • Measure liquid volume and mass in liters, grams and kilograms

✅ Check for understanding

End with the exit ticket in the outline. Sort answers into got it / almost / not yet and start the next lesson with a 5-minute reteach for the “not yets”.

Practice & resources on Thinkabara

🎯 Practice: Area & perimeter📚 All 3rd Grade skills🎮 Learning games⚡ Capy Live class quiz

🗓️ Plan the whole year like this

Add 3rd Grade Math to your free Lesson Planner: enter your timetable once and every period shows the next lesson, skipping weekends and school breaks.

Add to my planner See the year’s sequence

More lessons in “Time, liquid volume & mass”

  1. Time to the minute
  2. Elapsed time
  3. Liquid volume
  4. Mass

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