The set of facts .. (from 3 books) about the heart. Oli

"Touching facts about the heart"

Do you know that the heart of a blue whale is the size of a car? And what is your heart as unique as your fingerprints? Why blood vessels are blue if the blood is red? How many hearts have a rainworm? And what does the heart do on the door of the street toilet? "Touching facts about the heart" is a book for all ages.

"Hot facts about ice"

Once in a winter evening, returning home home, I heard a strange sound. As if the plane was about to land next to me. I stopped. The sound disappeared somewhere behind the lake, and I could not determine what it was. Soon there was a similar case, but this time the sound resembled the singing of a saw. In the light of the full moon, he sounded sharply and menacingly. I stood and peered into the frozen lake. Suddenly I dawned on me: this sound made the ice! Every day I walked past the lake, and in a few weeks I have accumulated a lot of questions. Why does the ice make sounds? Where do icicles come from? How does fluid water turn into ice? Why is iceberg glowing? And what does fish do in winter? You will find answers to all these questions in the book.

"Cool facts about eggs"

Do you know how the chicken breathes inside the egg? Or what did the dinosaur eggs look like? Would you like to learn how to make an egg-jumping egg? By the way, scientists found eggs in space. And some animals - imagine! - Put rectangular eggs. All readers - both large and small - the most incredible and cool facts about eggs!