After many rainy and gloomy days, the sun appeared in the sky and illuminated the earth. Alexis and Alice thought about how important it is for people.
If there were no sun, there would be no trees, flowers, our beloved dogs...
In general, life on our planet is due to the presence of the sun. The two children have many questions about our solar system, the earth and the sky, the universe. What they know for sure is that they should always wear sunglasses!