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Science

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- Place students in groups of two.
- Distribute “CST Review Sheet without answers” to each student.
- Go over the following sample question 1 with the entire class to model Hide and Replyprocedure.

Teacher model with class

Sample question 1

What are the layers of the earth?

- Each pair comes upwith all possible solutions for sample question 1 (1 minute).
- Assign a students from each group to explain how they came up with their answers.
- Record each groups’ answer on a white board.

What are the layers of the earth?

- Core
- Inner core
- Outer core
- Mantle
- Crust

- What layer of the earth is the arrow referring to?

- What layer of the earth is the arrow refereeing to?
- A. Core
- B. Crust
- C. Mantle
- D. Sub mantle

- Give student pairs time to read and brainstorm possible solutions to each problem from CST review sheet without answer.
- Use timer or help students keep track of time (1-2 minutes per problem).

- Share with a different pair:
- How confident are you with your answers? Why/why not?

- Distribute “CST Review Sheet with answers” to each student.
- Allow about 10 minutes for students to complete “CST Review Sheet with answers” individually.
- Allow students to use CST review sheet without answers” to assist in arriving at correct answer choice.

7th grade

- 1. D
- 2. B
- 3. B
- 4. A
- 5. A
- 6. A
- 7. D
- 8. C
- 9. C
- 10. A
- 11. A
- 12. D

8th grade

- 1. B
- 2. C
- 3. B
- 4.C
- 5. A
- 6. W
- 7. C
- 8. B

- What are some ways to eliminate wrong answer choices?
- How can pictures, charts and graphs aid you in getting the right answer?
- For a science test what sorts of techniques do you need to know?