101 ways to boost your science skills /
Hirschfeld, Robert
101 ways to boost your science skills / by Robert Hirschfeld ; illustrated by Aija Janums. - New York : Scholastic Inc., c1998. - 94 p. : some ill. ; 20 cm.
Includes bibliography and index.
043969759X
Science skills.
507 H669 1998
101 ways to boost your science skills / by Robert Hirschfeld ; illustrated by Aija Janums. - New York : Scholastic Inc., c1998. - 94 p. : some ill. ; 20 cm.
Includes bibliography and index.
043969759X
Science skills.
507 H669 1998