Related Clues:
- Subject with a lot of problems
- Addition or subtraction
- It presents lots of problems?
- It presents problems
- Class of numbers?
- Drops on a blade?
- Algebra or arithmetic
- Dawn deposit
- The damp of early morning
- Moisture condensed at night
- Morning or evening condensation
- Early morning moisture
- Condensation at beginning or end of day
- Early morning condensation
- Night-time moisture