You can challenge children’s misconceptions about dissolving by heating a small amount of coffee until only the coffee powder is remaining in the cup. This a good example of an observation over time activity.
Children should be able to explain what is happening, using the correct vocabulary. This will indicate whether they have understood the science correctly, without developing any misconceptions.
Supporting children with correct vocabulary to choose from is useful to scaffold learning.
Explorify has produced vocabulary lists which can be helpful when planning the correct vocabulary to be taught and to assess for.
Think about a small amount of coffee liquid being heated until only powder remains.
List the key vocabulary that children should be using. How could you help children to learn the correct meaning of key vocabulary? Refer back to the discussion about vocabulary earlier in the course if you are unsure.
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