When my daughter was in elementary school, she and I prepared a presentation where her teacher would be the sun, a soccer ball Jupiter, a volleyball saturn, and

When my daughter was in elementary school, she and I prepared a presentation where her teacher would be the sun, a soccer ball Jupiter, a volleyball saturn, and so on. Earth was a blue marble, moon a playdoh pellet. Distances where trickier and we did our best to associate them with local landmarks: bakery, park, ... Quite a bit of fun. For some time we kept calling the soccer ball Jupiter.