I like the third grade worksheet about Liquids. The experiment has students pour different liquids into containers to show that liquids take the shape of their container. It would be fun to use different shapes of containers with this experiment.
FREEBIE: Plant Labeling Worksheet - Freebie Teach your students about the different parts of a plant with this simple yet educational worksheet! Blank boxes on the worksheet correspond with the parts on a diagram. Word bank is included on the worksheet!