Healthy habitats /
Pan-Canadian science place team, Gary Cross ... [et al.] ; scientific accuracy, Cendrine Huemer.
- Markham, Ont. : Scholastic Canada, c2000.
- 48 p. : col. ill. ; 31 cm.
- Pan-Canadian science place .
Edited by Susan Hughes ... [et al.] --Cover verso.
For use in grade 4.
077910045X
Habitat (Ecology)--Experiments.
Biotic communities--Experiments.
j577
