My first look at sorting.
Contributors: Random House (Firm)
Edition: 1st American ed.
Publisher: Random House
Published: 1991
Place of publication: New York
Language: eng
Number of pages: 18
Subjects: Set theory -- Juvenile literature.; Set theory.
Other titles: Sorting.
Description: Photographs of animal pairs, matching pairs, and other kinds of groups introduce the concept of sorting.
Notes: "A Dorling Kindersley book"--Leaf preceding t.p.