Real science riddles
By: by Rose Wyler; pictures by Tālivaldis Stubis
Publisher: Scholastic
Published: 1971
Place of publication: New York
Language: eng
Number of pages: 47
Subjects: Scientific recreations; Questions and answers; Riddles
Description: Answers to such scientific riddles as "What birds have wings but never fly?" "What can fly under water?" and others.