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ERIC Number: EJ438326
Record Type: CIJE
Publication Date: 1991
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0036-8121
Tree Growth Rings: What They Tell Us.
Sunal, Dennis W.; Sunal, Cynthia Szymanski
Science Activities, v28 n2 p19-26 Sum 1991
Activities in which students can learn to determine the history of a tree from the growth pattern recorded in the rings of a cross-section of a tree are described. Activities include background information, objectives, a list of needed materials per group, and procedures. Cross-sections of four different tree types are included if real tree samples are not available. (KR)
Publication Type: Journal Articles; Guides - Classroom - Teacher
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A