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Discovery HouseEducator Resources
Little Lab Discoveries · Kindergarten · Week 1

Float or sink predictions

Materials checklist

  • Water tub
  • Objects (cork, spoon, leaf, rock, sponge)
  • Two sorting trays
  • Prediction chart
  • Towels

Step by step

  1. Show object and predict.
  2. Test in water.
  3. Sort into sink/float trays.
  4. Compare to predictions.

Look for & extend

  • • Notice reasoning ('heavy things sink') — test a heavy floater like an apple.
Discovery HouseEducator Resources
Little Lab Discoveries · Kindergarten · Week 1

Cut out along the dashed lines and laminate.

Float or sink predictions

Will it sink or float? Why?

Discovery House
Float or sink predictions

How many counters can your boat hold?

Discovery House
Float or sink predictions

Where will the water go next?

Discovery House
Float or sink predictions

Notice reasoning ('heavy things sink') — test a heavy floater like an apple.

Discovery House
Discovery HouseEducator Resources
Little Lab Discoveries · Kindergarten · Week 1

Observation record — Float or sink predictions

Child / group:
Date:
Educator:

What I saw and heard (child's voice)

Learning I noticed (outcomes)

Where to next / how I'll extend

Outcomes this week: Active learning · Wellbeing · QA1 · QA2