t’s not just the kids who 
ask . . . we all like know- 
ing more about the 
world around us. Now DISCOV- 
ERING brings you the answers 
in an exciting new' way. Created in 
association w'ith The American Museum of 
Natural History, it breaks science into man- 
ageable pieces and explains ideas simply, 
quickly, easily. After all, who knows more 
about making science fun than The American 
Museum of Natural History! 
Your first volume DISCOVERING THE 
SEA takes you to earth’s last frontier to 
explore its awesome geography... to learn how 
tsunamis or tidal waves can hit speeds of 450 
mph...to see life flourishing in the lightless 
depths. You’ll meet a creature bigger than any 
dinosaur, the great blue whale; it feeds on tiny 
krill— three tons a day! You’ll see how beaches 
and deltas form... even how islands are created 
bv nature’s forces. 
Unique format explains each 
concept quickly, completely 
DISCOVERING THE 
SEA vividly demonstrates 
the way this new series can 
lead you through the won- 
ders of today’s science. As 
the series progresses, you 
will travel aboard the space 
shuttle Columbia to learn how 
its liquid- and solid-fuel sys- 
tems produce its awesome 
lifting power. You’ll explore other fascinating 
energy systems such as giant wind turbines 
and solar cells in space. You will venture into 
prehistory to look for the beginnings of life. 
You'll gain new understanding of the astonish- 
ing, tiny silicon chips that help computers 
speak . . . listen . . . draw pictures and design 
skyscrapers. 
Here is a library for families with a curi- 
osity about the universe and how' it works. 
Books you’ll refer to again and again. Colorful 
reading that will open your eyes to the won- 
0 
These lively new books organize science into easy-to-understand 
two-page units. This sensible approach lets you explore 
one complete idea at a time. It makes science easier to grasp 
.. .and makes your reading fun and rewarding. 
ders that surround you. 
It’s easy to discover the value of this new 
wav of looking at science: 
Enjoy DISCOVERING THE SEA for 10 
days FREE. Then, if you wish, keep on DIS- 
COVERING with vour family. Succeeding 
volumes such as DISCOVERING ARCHAE- 
OLOGY. . . ENERGY. . . ASTRONOMY. . . 
COMPLETERS... come one at a time. 
Each offers a rewarding look at an area of 
science at a remarkably modest price. See for 
yourself. 
When they ask the tough questions, 
it’s time for 
X by Dr. Sandra Smith 
Explore your first volume 
DISCOVERING THE SEA 
for 10 days FREE 
c 1981 Stonehenge Press Inc. 
Mail today to: Stonehenge Press Inc. 
303 E. Ohio St., Chicago, IL 60611 
YES! I would like to examine DISCOVERING 
THE SEA. Please send it to me for 10 days’ free 
examination and enter mv subscription to DIS- 
COVERING If I decide to keep DISCOVERING 
THE SEA, I will pay $8.95 ($9.95 in Canada) plus 
shipping and handling. I then will receive future 
volumes in the DISCOVERING series, shipped 
one volume at a time approximately every other 
month. Each is $8.95 ($9.95 in Canada) plus ship- 
ping and handling and comes on the same 10-da v 
free-examination basis. There is no minimum 
number of books that I must buv, and I may cancel 
my subscription at any time simply by notifying you. 
If I do not choose to keep DISCOVERING 
THE SEA, I will return it within 10 days, my sub- 
scription for future volumes will be canceled and I 
will be under no further obligation. 
4BADL8 
Name_ 
(Please print) 
Address. 
Apt. 
City 
State or 
Province. 
Zip or 
Postal Code- 
All orders subject to credit approval. 
