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  • Never Too Young to be a Citizen Scientist!

    Journal Article |

    Kindergarteners learn about plants and seasons through a yearlong project.

  • Chemical Bonds

    Lesson Plan |

  • 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.

  • Plants in the Dark and Light

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about plant growth. The probe is designed to find out whether students recognize that plants use their stored food to grow in the absence of light.

  • Solids and Holes

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the density of a solid object. The probe is designed to find out whether students recognize that in this phenomenon, air is not displaced, such as…

  • Turning the Dial

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about a physical property of matter. The probe is designed to reveal whether students recognize that under the same conditions, boiling point remains the…

  • Boiling Time and Temperature

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the boiling point of a pure substance. The probe is designed to find out whether students recognize that the boiling point of a pure substance…

  • Freezing Ice

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about freezing point. The probe is designed to find out if students recognize that the temperature at which water freezes is independent of the volume.

  • What’s in the Bubbles?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about particles during a phase change. The probe is designed to find out if students recognize that the bubbles formed when water boils are the result of…

  • Chemical Bonds

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about chemical bonds. The probe is designed to find out how students interpret molecular models.

  • 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.

  • Plants in the Dark and Light

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about plant growth. The probe is designed to find out whether students recognize that plants use their stored food to grow in the absence of light.

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