Doing what scientists do : children learn to investigate their world /
Doris, Ellen,
Doing what scientists do : children learn to investigate their world / Ellen Doris. - Portsmouth, New Hampshire : Heinemann, (c)1991. - xii, 194 pages : illustrations ; 26 cm.
90048126
Science--Study and teaching (Elementary)--United States.
LB1585 / .D656 1991 LB1585
Doing what scientists do : children learn to investigate their world / Ellen Doris. - Portsmouth, New Hampshire : Heinemann, (c)1991. - xii, 194 pages : illustrations ; 26 cm.
90048126
Science--Study and teaching (Elementary)--United States.
LB1585 / .D656 1991 LB1585