Why the moon changes shape

Is the moon really growing?

💬 “I'm Ada. Every night the Moon looks different. Let's catch it changing!”

A curvy slice of moon.

The big idea

The moon does not change shape — we just see different bits lit up.

🔍 What's happening: Pick a tool below and see what happens.

Lit part we see50%

Trip around Earth25%

Nights watched0%

🦉 Stuck? Ask Professor Owl

Asking for help is what real scientists do. I have this many little clues: 3

tests

0/0

guesses right

big ideas

Nothing here yet. Try a tool and your very own science story starts!