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In this activity, students measure the height of a ball’s bounce versus its drop height.
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In this activity, students will put drops of liquids on different surfaces and see if they bead up or wet the surface.
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In this activity, students test the idea that gravity makes you shorter from morning to night.
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In this activity, students will describe a mole of different substances.
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In this activity, students calculate how many moles of salt and sugar are contained in packets.
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Solutions, Suspensions, and Mixtures
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In this activity, students will test whether solutions, suspensions, and mixtures can be separated with a filter.
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The Foundational Science Content
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Four of the big ideas represent the basic science content: Size and Scale, Structure of Matter, Forces and Interactions, and Quantum Effects. And all four are interrelated. None of the science-content big ideas stands…
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Self-assembly is the process of matter organizing autonomously and without human intervention (Whitesides, Mathias, and Seto 1991; Withesides and Boncheva 2002). The process of self-assembly can be introduced in a range…
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Development of new tools and instruments helps drive scientific progress. Recent development of specialized tools has led to new levels of understanding of matter by helping scientists detect, manipulate, isolate,…
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Scientists use models and simulations to help them visualize, explain, and make predictions and hypotheses about the structures, properties, and behaviors of phenomena (e.g., objects, materials, processes, systems). The…
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Science, Technology, and Society
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The advancement of science involves developing explanations for how and why things work and using technology to apply that knowledge to meet objectives, solve problems, or answer questions of societal interest. Because…
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As our society becomes more dependent on nanoscale science and engineering (NSE) technologies, children globally will grow up in a world in which they will need to apply NSE ideas. Without a firm understanding of NSE…
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Applying the Foundational Science Content
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The four big ideas discussed in Chapter 1 provide the foundation for developing understanding of nanoscale phenomena. Two additional big ideas—Size-Dependent Properties and Self-Assembly—require learners to apply…
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The six big ideas of NSE discussed so far have been directly related to science content necessary for understanding nanoscale phenomena. The two big ideas in this chapter—Tools and Instrumentation and Models and…
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The final big idea of NSE is different from the others. It describes the natures of science and technology and how society affects and is affected by scientific and technological advancement. Thus the Science,…
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