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Book Chapter |
The problems in this chapter ask students to identify basic needs of living things and to describe simple life cycles of animals, plants, and fungi. The problems involve students in a number of science practices…
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Book Chapter |
The problems in this chapter ask students to identify basic needs of living things and to describe simple life cycles of animals, plants, and fungi. The problems involve students in a number of science practices…
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Book Chapter |
The problems in this chapter ask students to identify basic needs of living things and to describe simple life cycles of animals, plants, and fungi. The problems involve students in a number of science practices…
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Book Chapter |
Fishermen in the Great Lakes are concerned that a growing population of cormorants will harm the perch fishery. In this ecology problem, students are asked to evaluate the problem and propose possible actions. The…
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Lake Michigan–A Fragile Ecosystem
Book Chapter |
Commercial fishermen have noticed declining numbers and smaller sizes of the fish they catch in Lake Michigan, and they want to know how the government’s stocking program is affecting their catch. In this problem, the…
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Book Chapter |
Residents on a 63-acre lake in Montcalm County, Michigan, are concerned about the loss of a once-common insect from the ecosystem. In this problem, the challenge to students is to help the homeowners discover what is…
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Book Chapter |
The plants found in a bog located on the west side of the Rose Lake marsh in Clinton County, Michigan are changing over time. What is causing this change? Is there a human-related problem that needs to be addressed? In…
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Book Chapter |
Purple loosestrife is an invasive species of plant that is spreading through North American wetlands. In this problem, the challenge to students is to predict what effect purple loosestrife will have on wetland…
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Book Chapter |
A group of students wonders how a single cat can have kittens with different coat colors. In this problem, the challenge for students is to explain the difference between cats with pale versus dark coats in terms of DNA…
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Black and White and Spots All Over
Book Chapter |
In this problem, students explore how spotted coat color is inherited in cats. The goal is to figure out the gene for spotting in cats by applying what students learned earlier in this chapter from the snapdragon and…
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Book Chapter |
In this problem, a group of students tries to explain the genetic cause of calico and tortoiseshell coat color in cats. The challenge to students is to describe the genetics of calico cats by explaining the inheritance…
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Book Chapter |
In this problem, students are asked to determine if all the different-color kittens in a litter could be related to the same father. The challenge to students is to use cat coat color genetics to determine if all of the…
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Book Chapter |
In this chapter, students wonder how burning a log in a campfire compares to eating a marshmallow. This problem focuses on combustion and metabolism of marshmallows. Marshmallows are a food that is mostly sugar and that…
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Book Chapter |
In this problem, the challenge to students is to determine in what ways are the matter and energy changes in burning wood similar to and different from those in burning food for energy? What are the matter and energy…
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Book Chapter |
This problem focuses on how the body changes the materials of things we eat into our own tissue. How do animals and plants use food? Why do we not become what we eat? Students often wonder if the saying “you are what…
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