- Which brand of ibuprofen (or could test another type of pain reliever) dissolves the most quickly?
- How well does a football helmet really protect against impact?
- How does the concentration of chlorine in water affect the rate or percentage of seed germination?
- What is the effect of watering schedules on the germination (or growth rate) of seeds from a certain plant?
- How does the presence of a medication in water affect the survivaility of Daphnia?
- Does the presence of de-icer salt affect the movement behavior of earthworms?
- Does the bounciness of a golf ball relate to its ability to be hit a long distance?
- Does the species of wood affect the rate at which it burns? Its heat output?
- Does the mass of a baseball bat relate to the distance the baseball travels?
- Is the paper towel that absorbs the most water the same as the paper towel brand that absorbs the most oil?
