Curated OER
Sampling the Ocean Floor
Students sample goodies from an unseen ocean floor and try to accurately describe their composition. This simulation helps students explain the limitations of sampling and the problem of obtaining representative samples of sea floor...
Curated OER
Time and Cycles - Dendrochronology
Students investigate the lives of trees by examining ring cycles. In this plant life lesson, students identify the field of study known as dendrochronology and discover its history. Students investigate a simulated tree ring...
Curated OER
Root Words
Eighth graders practice finding the meaning of words by analyzing the root word. In this root word lesson, 8th graders review a chart of roots, words, and meanings. Students find and list words that have the root of 'geo,' 'terra,' and...