Clockworks & The Weigh Station

Reading time to the nearest minute, elapsed time, and measuring mass & liquid volume
Grade 3 · CCSS 3.MD.1 · 3.MD.2

1. Enter the Workshop

Two tools to explore. Move the sliders and watch what happens.

The Clock

3:15
Quarter past three. The minute hand points at the 3, but that means 15 minutes past the hour.

The Weigh Station

200 g
200 grams. About the mass of a big apple.

2. Guess First, Then Check

Read the question. Pick your answer. Then Lock In.

Score: 0 / 0
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3. Step-by-Step Machines

Pick a problem. Watch every step. Notice the ⚠ trap that catches many students.

Pick an elapsed-time problem:

    Pick a problem to see all the steps.

    Pick a mass problem:

      Pick a problem to see all the steps.

      Pick a volume problem:

        Pick a problem to see all the steps.

        4. Workshop Quiz

        Ten questions. Pick the best answer, then Lock In.

        Question 0 of 10 · Score 0
         
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