- What do I know?
- Have I seen something like this before?
- How can I work at this systematically?
- What can I do with the information that I have?
- What exactly am I trying to find or do?
- Would a diagram help?
- If there is already a diagram, would an extra line help?
- Is there another way to tackle this problem?
- Can I represent the information differently?
- Is there something about a similar problem that could help me?