1. The model is an excellent illustration of Earth's rotation, the planets' revolution around the sun, the seasons of the year, and our moon all in one. Sun, Earth, and Moon for educational purposes: the product, named three sphere solar and lunar eclipse simulator, a realistic experience of solar and lunar eclipses. 2. With this instrument, you can simulate various astronomical events, such as solar and lunar eclipses, and gain a deeper understanding of their underlying principles. 3. Simulating the three spheres of the sun, the earth, and the moon, you can gain a deeper understanding of astronomy. Encourage children to learn the knowledge of astronomy with this interesting educational instrument. 4. Introducing the three sphere eclipse principle astronomy educational instrument, a fun and engaging way to learn about the science behind solar and lunar eclipses, as well as the movements of the earth, moon, and sun.