There's no danger in using an exciting resource. Pupils use an interactive to change the slope of a sledding path and see how the equation changes. They then apply information about safe slopes to see if their sledding paths are appropriate.

Concepts

slope, negative slope, linear equations

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Additional Tags

math

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Instructional Ideas

• Use the challenge question as a class discussion prompt or a journal entry prompt

Classroom Considerations

• Users need to set up a free CK-12 account
• Scholars need to have familiarity with slope

Pros

• Includes instant grading of computer-scored questions
• Provides review questions in tutorial

Cons

• One of the questions may be difficult to answer as it references information from a previous question and backtracking is not possible