Mystery #4Tier 2Earth / space
Why are summer days longer than winter days?
In summer the Sun is up early and stays out late into the evening; in winter it can feel dark by teatime. The day is still 24 hours either way. So why does summer hand you so many more hours of daylight?
Your guess
What's your hunch — why are there more hours of daylight in summer?
Make a guess to unlock the hints and the answer.