Titlebook: Sharing the Sky; A Parent’s and Teach David H. Levy,Larry A. Lebofsky,Nancy R. Lebofsky Book 1997 David H. Levy, Larry A. Lebofsky, and Nan

esoteric

GULF

Advanced Project: Variable Starsan organization called the American Association of Variable Star Observers (AAVSO), in existence for more than 80 years, that has as its sole purpose these collection of observations of these variable stars by amateur astronomers.

frenzy

Telescopes for Children“Which telescope shall I buy for my child?” We have heard his same question many, many times, and it is a good one. It is also a very difficult one to answer.

ostensible

pancreas

感情脆弱

Advanced Project: Observing MeteorsIf you can get a group of children together near the time of one of the major annual meteor showers (see chapter 10), getting them to observe it is a learning experience that can be a lot of fun.

conscience

Ideals Are Like Star: An Introductiony means. A newborn child has its own pretty definite concept—centered on itself and extending to a room and a familiar face. As the child grows, its environment expands to take in a house and a street. With early education those surroundings quickly stretch to a country and a world.

HEDGE

乏味

Cultures and Constellations cultures. These patterns or constellations include such creatures as a bear, a hunter, a dragon and serpents, and a giraffe. Although some bright stars have been given several different names, most of the commonly used ones derive from the early Arabs and Greeks.

BUCK

Keeping an Observing Logerica’s great writers, and not coincidentally one of the most astute observers of nature who ever lived, Thoreau made a point of observing the physical world around him and keeping a journal in which he recorded what he saw. Thoreau thought deeply about his experiences. “Both place and time were cha