P4 science lesson plants investigation

In this lesson pack for P4, linking to the topics Biodiversity and Interdependence, pupils will carry out a comparative test. They will learn what independent variables, control variables and dependent variables are. Pupils will choose different liquids to water their grass with and observe the changes.

This lesson pack includes:

• A differentiated lesson plan with cross-curricular links
• A PowerPoint presentation explaining the different variables and how to carry out a comparative test
• Differentiated results tables
• A meadow field guide

Simple to resource! The items you will need:

• grass seed or turf
• seed trays or plastic tomato boxes with holes in the bottom
• measuring cylinders or jugs
• rulers
• labels
• a variety of water-containing liquids, e.g. lemonade, vinegar, coffee