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Bills, Patricia; Kulkarni, Madhura; Hart, Reeda Stamper – Science and Children, 2017
Students in Mrs. Wilson's fourth-grade classroom watch in anticipation as the guest teacher, Ms. Davis, demonstrates binary signaling using a lightbulb that flashes when she holds it in her hands. She challenges them to guess what she is trying to "say" while making the lightbulb flash on and off, explaining that the lightbulb stands for…
Descriptors: Faculty Development, Grade 4, Teaching Methods, Standards
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Thornburgh, Bill R.; Tretter, Tom R.; Duckwall, Mark – Science and Children, 2015
Space has fascinated and intrigued humans of all ages since time immemorial, and continues to do so today. The natural curiosity is engaged when looking up into the sky, notice patterns among celestial objects such as the Sun, Moon, and stars, and wonder. Scientific understanding of those patterns has progressed immensely over the span of human…
Descriptors: Astronomy, Space Exploration, Space Sciences, Scientific Literacy