Helen Jean Challand
Born: 1921 in Shabbona, IL
Pen Name: None Connection to Illinois: Helen Challand received herB. E. from Northern Illinois State Teachers College (now Northern Illinois University and her M. A. from Northwestern University. Biography: Helen began her career as a High school health teacher in Evanston, Ill., then went on to Monticello College in Alton, Ill.as an instructor in biology. Helen then went to National College of Education, in Evanston, as a professor of life sciences until her retirement. Helen also was a collaborator for several educational film companies as well as a consultant for Childrens Press Science Encyclopedia.
|Activities in the earth sciences /
ISBN: 0516005065 OCLC: 8476315 Childrens Press, Chicago [IL] : ©1982. Activities and experiments--such as making charcoal, measuring shadows, and calculating the speed of sound--in the areas of astronomy, weather, and geology.
|Disappearing wetlands /
ISBN: 0516055119 OCLC: 24871923 Children's Press, Chicago : ©1992. Examines the ecological role of wetlands and discusses how they are formed, what life they support, and how people modify or destroy them.
|Experiments with electricity :
ISBN: 0516412760 OCLC: 233582730 [publisher not identified] [Place of publication not identified] :
|Experiments with magnets.
ISBN: 0516412795 OCLC: 233582732 Scholastic, Inc. [Place of publication not identified], Explains what magnets are and why they behave as they do, and features nine experiments designed to help young readers learn about magnets.