Couper, Heather.
How the universe works /
Heather Couper & Nigel Henbest.
- Pleasantville, N.Y. : Reader's Digest Association, c1994.
- p. cm.
Includes index.
089577576X
93021345
Astronomy--Experiments.
Astronomy--Laboratory manuals.
Scientific recreations.
QB62.7 / .C68 1994
520/.78