This lesson is intended to teach vocabulary. it includes definitions and photos. I took part of a PowerPoint presentation I made for a science class and put it into the "Notebook" software for the Smart Board. I added an interactive activity where students place items under the proper headings, which are transparent, translucent, and opaque.

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I am a retired teacher with more than 30 years of classroom experience. I have taught grades 1,2,3,4,5,6,& 8. I have also taught remedial reading, remedial math, and speech. The majority of my teaching has been in fifth grade classrooms.
