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- Grade Range
- 6th - 12th
- Rating
Students explore the health risks associated with wearing decorative contact lenses. They research other cosmetic modes of expression that can pose health risks and debate whether these practices should remain legal. Full Review »
- Grade Range
- 6th - 9th
- Rating
Students see how both convex and concave lenses work, some of the different uses of both types of lenses and do an experiment showing how these lenses work. Also, they describe terms related to lenses. Full Review »
- Grade Range
- 5th - 8th
- Rating
Students discover, through exploration and observation, what lenses are and what lenses can do. After a lecture/demo using the overhead projector, students engage in a variety of lab activities which help them explain lenses and their function. Full Review »
- Grade Range
- 4th
- Rating
Students compare and contrast convex and concave lenses. They discover how rays of light shine through each type of lense. They practice using new vocabulary as well. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students compare and calculate the light gathering power of lenses. They determine the ability of various lenses and mirrors to gather light. Full Review »
- Grade Range
- 6th - 10th
- Rating
Students investigate lenses and mirrors showing how they bend and reflect light waves. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students explore the use of different lenses and related accessories to enhance creative opportunities while practicing operating procedures as they relate to photography and specific lens types in this photography lesson for the high school level. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students study lenses. They distinguish between and draw ray diagrams for converging and diverging lenses. In addition, they apply lens equations, in conjunction with ray diagrams and other methods, to solve problems in optics dealing with lenses. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students explore the various societal and cultural "lenses" which color their perspectives and life experiences by reading the short story "What Means Switch" by Gish Jen. They discuss how the cultural ideas and beliefs affect the perspectives of the characters. Full Review »
- Grade Range
- 11th - 12th
- Rating
Students identify and distinguish between converging and diverging lenses. They also identify and distinguish between real and virtual images and construct ray diagrams that show the positions of images formed by lenses. Finally, students explain the cases of near-sightedness, farsightedness, and astigmatism. Full Review »
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