![]() Tell students, "We are going visit this place to make observations many different times. Tell students they will be making observations about their own (or the class's own) "secret place" over time to see if and how it changes. ![]() ![]() (You'll return to the idea of an area changing over time in the second investigation.) Then ask, "How do you think scientists (naturalists) compare the sights, smells, and sounds in the area they are studying from one visit to the next visit to the next visit?" Guide students to understanding the idea that scientists or naturalists record what they see, smell, and hear and may make sketches or drawings of things they are most curious about in their field journals. Tell students scientists do take pictures and revisit areas they are studying from season to season and year to year. Students may suggest taking pictures of the area or revisiting the area to look at it. squaresĪsk students to think about a familiar green space (in their backyard, local park, window box, a tree square in the sidewalk, field, woods, etc.), then share all of the things found there (grass, worms, birds, bugs, garbage, rocks, etc.) Ask them, "Does your green space have any smells? Are there any sounds you've heard coming from the green space?"Īsk students, “If we wanted to learn how an area (green space) changes over time, how could we figure it out?”
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