Formative Assessment
Formative Assessment icon

Can students annotate their change over time graphs to explain changes in their mini-lakes?

Look at students’ annotated graphs (Weight of mini-lake over time) and listen for evidence as they discuss the changes in the mini–lake weights.

Use these criteria to interpret students’ annotations and explanations:

As a next step, ask students if they can think of one or two ways the story of their mini-lake might be the same as the story behind the Ships in a Field.