Heather Eccleston Hunter

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Learners use software for different reasons and with differentskills and motivations than other users. Using concepts of learner-centered design (LCD), we developed a user interface for supporting learners as they use digital information resources in inquiry-based science classrooms. Learner needs are categorized in five areas: content knowledge, technology(More)
Where bedforms migiate during deposition, they move upward (climb) with respect to the generalized sediment surface. Sediment deposited on each lee slope and not eroded during the passage of a following trough is left behind as a cross-stratified bed. Because sediment is thus transferred from bedforms to underlying strata, bedforms must decrease in(More)
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