Leva and Liza Travel Through the Universe

How long does it take to get to the nearest star to the Sun? Why can't we live on Venus? What is a gnomon and who was the first to visit the Moon? How did ancient people envision our Universe? Don't think that interesting children's questions only have complicated and boring adult answers. If you love to learn new and fascinating things about the world around you — open this book quickly! You ask questions — Leva and Liza answer them! For younger school age.