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* Next, have your child observe what happens when a plant (or part of a plant) doesn't get any light. Help him to do the following Cut out three pieces of paper, each about 2 inches x 2 inches in size. Clip the pieces to different leaves of a plant, preferably one that has large leaves. Leave one piece of paper on a leaf for one day, a second for two days and a third for a week. Ask your child to record how long it takes for the plant to react and how long it takes for the plant to return to...

Publications for Parents

American Association for the Advancement of Science. A Family Guide to Science. Washington, DC, 2003. (Available online at www.scienceeverywhere.org) American Association for the Advancement of Science. Ten Questions to Ask Your Neighborhood School about Local Science Education. Washington, DC, 1998. (Available online at www. proj ect2061. org research questions 1 Oquestions. htm) Barber, Jacqueline, Parizeau, Nicole, Bergman, Lincoln and Lima, Patricia. Spark Your Child's Success in Math and...

Astronomy and Space Science

The Horse and the Iron Ball A Journey Through Time, Space, and Technology. Minneapolis Lerner, 2000. (E) Asimov, Isaac. The Birth and Death of Stars. New York Dell, 1989. (E) Challoner, Jack with Muirden, James. The Atlas of Space. Brookfield, CT Copper Beech Books, 2001. (E) Cole, Michael D. The Moon Earth's Companion in Space. Springfield, NJ Enslow, 2001. (P) Farndon, John. The Giant Book of Space. Brookfield, CT Copper Beech Books, 2000. (E) Jackson,...

Form and Function

One of the simplest themes in science is all around The shape of a natural thing is almost always related to its function. Begin with man-made objects. Can your child guess the use of a thimble, a corkscrew, a phonograph record When you are looking at animals, ask him questions such as What might those plates do on the stegosauros's back What sort of habitat would a web-footed platypus like His best guess will almost always be correct. Science fiction writer Isaac Asimov describes science as a...

Celery Stalks at Midnight

Capillary action is the name for the process that takes place when a paper towel soaks up a spilled liquid or when a plant transfers water from its * 4 same-size stalks of fresh celery * Lay the four stalks of celery in a row on a cutting board or counter so that the place where the stalks and the leaves meet matches. Cut all four stalks of celery 4 inches (about 10 centimeters) below where the stalks and leaves meet. * Use 10 drops of red and 10 drops of blue food coloring for each 1 2 cup of...

Evidence Models and Explanations

Scientists test the explanations they come up with, and the results of their tests are evidence on which to base their explanations. Sometimes they call their explanations theories or models or hypotheses. Children can test their theories about the world too Is it the baking soda that makes my pancakes thick Can I make thicker pancakes with more soda 3. Change, Constancy and Measurement The natural world changes continually Some objects change rapidly and some at a rate too slow for us to...

Evolution and Equilibrium

It's hard for children to understand evolution (how things change over time) and equilibrium (how things attain a steady and balanced state of being). During these early years, you can, however, talk about how things change over time and point them out to your child. For instance, show your child a series of photos of himself from birth to the present and talk about the many ways he's changed. And, you can talk about balance and the work it often takes to achieve it Learning to ride a bicycle...