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  • Lab Safety and the 'Dirty Dozen'

    Blog Post |

  • Needs of Seeds

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about seeds. The probe is designed to find out what students think most seeds need to germinate.

  • Darkness at Night

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the day/night cycle. The probe is designed to determine whether students recognize that Earth’s rotation explains why it is dark at night and light…

  • Is It a Solid?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about solids. The probe is designed to reveal the macroscopic and/or microscopic properties students use to decide whether a material is a solid.

  • Apple on a Desk

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about forces. The probe is designed to find out whether students recognize that balanced forces act on a stationary object.

  • Warming Water

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about thermal energy. The probe is designed to find out whether students think cold things can have energy.

  • Is It Food?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about food. The probe is designed to find out if students use a scientific definition of food to distinguish food items from nonfood items.

  • Science Sampler: The Sweet Earth

    Journal Article |

    This activity compares different kinds of candy to the different types of rocks based on direct observation. A great number of geologic processes either take unimaginable lengths of time to complete, or happen in places…

  • Too Soon?

    Blog Post |

  • Stay F.I.T.

    Blog Post |

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