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  • Spaceships

    Lesson Plan |

    This probe is designed to elicit students’ ideas about changing the direction of motion in the absence of air. Many students will have seen movies or television shows in which spaceships turn by banking or using wing…

  • Renewable or Nonrenewable?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about Earth’s natural resources. The probe is designed to find out if students can distinguish between renewable and nonrenewable natural resources.

  • The Greenhouse Effect

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the greenhouse effect. The probe is designed to reveal whether students confuse the greenhouse effect with other environmental concerns or lump the…

  • What’s the Problem?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ initial response to an ill-defined problematic situation. The probe is designed to reveal whether students recognize that in a problem situation, there is…

  • Pizza Problem

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about researching a problem. The probe is designed to determine the extent to which students are aware of the need to learn as much as possible about how…

  • Is It an Engineering Problem?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about how to approach a problem. The probe is designed to gain insight into how students think about an engineering design process (EDP) and the kinds of…

  • Is It Affordable?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about trade-offs. The probe is designed to find out whether students recognize that trade-offs involve sacrificing one or more things in favor of another…

  • Picking the Best Solution

    Lesson Plan |

    The purpose of this assessment probe is to provide practice in using a decision matrix. The probe is designed to see if students are able to interpret a decision matrix and to help you determine difficulties they may…

  • Ecosystem Cycles

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the transfer of matter and energy in ecosystems. The probe is designed to reveal whether students recognize that only matter is cycled through an…

  • Brainstorming

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about brainstorming. The probe is designed to determine the extent to which students understand the norms of good teamwork during the brainstorming…

  • Does It Have to Touch?

    Lesson Plan |

    The purpose of this assessment probe is to elicit beginning ideas about types of forces. The probe is designed to reveal whether students recognize that forces can act both in direct contact with an object and at a…

  • Apple in a Plane

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about force related to the interaction between inanimate objects. The probe is designed to determine which forces students think act on an object at rest…

  • Testing for Success

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ initial ideas and attitudes about the procedure that should be followed when testing models to determine if a design solves the problem. The probe is designed…

  • Mass, Volume, and Density

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about density. The probe is designed to find out whether students have commonly held ideas about mass, volume, shape, and other properties that interfere…

  • Talking About Forces

    Lesson Plan |

    The purpose of this assessment probe is to elicit beginning ideas about forces. The probe is designed to reveal whether students generally identify forces as pushes and pulls.

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