Did you know that a barn owl has one ear higher than the other? This helps it find squeaking mice that humans can't hear. Baby opossum hang on to their mother's fur for safety. Read and find out more about what nocturnal animals do as we sleep.
Outstanding Science Trade Books for Children 2000 -- selected by Natn'l Science Tchrs Assoc. & Child. Bk Cncl.
Did you know that a barn owl has one ear higher than the other? This helps it find squeaking mice that humans can't hear. Baby opossum hang on to t...
Well before Alexander Graham Bell invented the telephone, Aleck (as his family called him) was a curious boy, interested in how and why he was able to hear the world all around him. His father was a speech therapist who invented the Visible Alphabet and his mother was hearing impaired, which only made Aleck even more fascinated by sound vibration and modes of communication. Naturally inquisitive and inclined to test his knowledge, young Aleck was the perfect person to grow up in the Age of Invention. As a kid he toyed with sound vibrations and began a life of inventing. This in-depth...
Well before Alexander Graham Bell invented the telephone, Aleck (as his family called him) was a curious boy, interested in how and why he was able to...