Young children need multiple and varied opportunities to engage in science exploration and discovery. They develop science skills and knowledge over a sustained period and not with just one interaction.
He also recommended that children are taught to record their learnings to show for experiences through drawings or written observations.
The KWL Approach: What do you KNOW, what do you WANT to learn, what did you LEARN
Finding out what children already know is important. Each child can note their observations in whichever way works for them – “The water droplet moves like kitty whiskers (arc shaped)”