Childcraft the how and why library :
Childcraft the how and why library : how things work
- Chicago : World Book - Childcraft International, 2000
- 192 p. :bill ; 26 cm.
Index.
Introduction -- inventions in the home -- on the move -- signals in the air -- raw material -- creating and designing -- answers
0716601583
Children's encyclopedias and dictionaries
Index.
Introduction -- inventions in the home -- on the move -- signals in the air -- raw material -- creating and designing -- answers
0716601583
Children's encyclopedias and dictionaries