Oxford Children's Encyclopedia of Science

From Acid to X-rays, this new series brings to life the wonders and mysteries of science as only video images can. Dozens of topics are covered and easy to understand explanations enhance any child's understanding. Based on the "Oxford Children's Encyclopedia" published by Oxford University Press, the finest work of its type available. Uses a simple indexing system which ensures that finding information is quick and easy. Invaluable for research skills and school projects. Three tape set.