Topics of this game:
- How many times does a solstice happen a year?
- When the northern hemisphere is tilted toward the sun, what is the southern hemisphere experiencing?
- What does equinox mean?
- What is the imaginary line that cuts through the center called?
- How long does it take for the earth to completely revolve around the sun?
- At what tilt in June is the northern hemisphere?
- Why are ecosystems so important?
- What is astronomy
- What causes seasons?
- How much of the moon is always shaded
