Investigate how avalanches occur and how they can be controlled
Design and test a paper helicopter. What is the best design?
How does the time of dawn and dusk vary? What about the Moon, how does that change from night to night? Is the Sun always the same? Gather data to help you explore these questions.
Making a scale model of the solar system
The image in this problem is part of a piece of equipment found in the playground of a school. How would you describe it to someone over the phone?
Many natural systems appear to be in equilibrium until suddenly a critical point is reached, setting up a mudslide or an avalanche or an earthquake. In this project, students will use a simple. . . .