LO: To use informal units to measure mass.
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Use language such as heavier than and lighter than to describe or compare objects and events
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Find objects heavier/lighter/equal to a given object or unit of measure
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Estimate and compare objects to make judgements of comparison relating to mass by hefting
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Use informal units; for example, handfuls, counters; to estimate, measure and compare masses
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Use ‘between’ to describe measurements; for example, it weighs between 7 and 8 marbles
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Select and use the appropriate attribute when responding to measurement questions and select units of measure suitable for measuring mass
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Understand that different attributes can lead to different results when ordering; for example, this bottle is taller than but weighs less than this bottle