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Weaver, Julie K. – Science and Children, 2010
Students love a mystery. So what do America's most majestic bird, a bag of habitat clues, and a soft-shelled egg have in common? This easy-to-do inquiry activity engages students as they connect clues to problem-solve how the bald eagle reached the brink of extinction in the 1960s in the lower 48 states. It was designed to give students an…
Descriptors: Ornithology, Time Perspective, Ecology, Animals
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Schomburg, Aaron – Science and Children, 2008
"On your mark, get set, go!" Elementary students love to hear these words as they participate in the annual Third Grade Better Boat Challenge. This highly motivational project started a few years ago as the author was developing the third-grade science curriculum to include a study that revolved around models, design, and problem solving. It has…
Descriptors: Grade 3, Elementary School Science, Design, Problem Solving