Skip to main content
  • Cookie Crumbles

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about conservation of matter. The probe is designed to reveal whether students think weight is conserved when a whole object is broken up into small…

  • Whale and Shrew

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about cell size. The probe is designed to reveal whether students think animal cell size is determined by the size of the animal.

  • Human Body Basics

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about levels of organization in the human body. The probe is designed to find out whether students recognize cells as the basic unit of both structure…

  • Mirror on the Wall

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about reflection of light. The probe can be used to examine how students use ideas about light to explain how we see objects in a mirror.

  • 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…

  • Summer Talk

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about seasons. The probe can be used to determine whether students recognize the effect of the Earth’s tilt on its axis and the resulting intensity of…

  • Lemonade

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about conservation of matter. The probe is designed to reveal whether students think matter is conserved when a substance is dissolved in a liquid.

  • Is It an Animal?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about animals. The probe is designed to find out what characteristics students use to determine whether an organism is classified as an animal.

  • Comparing Cubes

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about properties of matter. The probe is designed to find out which properties students think will change if the size of an object made from the same…

  • Floating Logs

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about floating and sinking. The probe is designed to find out if students think changing the size of an object affects how it floats.

  • Mixing Water

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about temperature change in a system. The probe is designed to find out whether students recognize that heat moves from the warm water to the cool water…

  • How Can a Helicopter Fly on Mars?

    Lesson Plan |

  • Is It Food for Plants?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the product of photosynthesis. The probe is designed to reveal (1) whether students recognize that the food a plant makes is the food it uses and (…

  • Apple in the Dark

    Lesson Plan |

    Imagine you are sitting at a table with a red apple in front of you. Your friend closes the door and turns off all the lights. It is totally dark in the room. There are no windows in the room or cracks around the door.…

  • Birthday Candles

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about how we see objects. The probe is designed to find out if students know that light must be reflected from an object and enter the eye in order to…

Asset 2