Arm your class with magnifying glasses, notebooks, cameras and viewing jars and head out and about with these sheets to find out if your local trees are under attack.
Choose a tree, head out with pencils, crayons and a measuring tape and fill in the boxes to create a record of it.
Give your local trees a clean bill of health with these official-looking, class-issued 'Clean bill of health' certificates.
Investigate why the plucky ducks turned white with this investigation into what happens when you leave things in the sunshine.