1.   Using objects calls for close observation, and allows pupils to develop hypotheses What could it have been for?

2.   Reading all the theories has led Herman-Giddens to develop a hypothesis of her own.

3.   The Special Exhibit on Vertebrate Flight shows how scientists develop hypotheses, then look for evidence to support or to refute them.

4.   You head into the lab, look at the videos, use the tools and charts and develop a hypothesis.