The concept of lunar and planetary orbits can be difficult for beginners to grasp. This simple flat model will help you to introduce these ideas by showing that the Moon is in orbit around Earth, but the Earth-Moon system is also orbiting the Sun. The model is easy to make using just one sheet of A4 card, some paper fasteners and a dash of artistic flare.
Although Earth and the Moon in our model are the correct sizes relative to each other, it goes without saying that the size
