Most children will:
name some common materials; make observations of these and of common objects, communicate these using terms eg bendy, rough, hard; suggest how to test an idea and say what the result of the test shows
Some children will not have made so much progress and will:
make observations of common objects and communicate these
Some children will have progressed further and will also:
suggest several reasons why a material may or may not be suitable for a particular purpose and predict the results of tests they are going to do
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