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  • 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.

  • Thermometer

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about thermal expansion. The probe is designed to find out whether students attribute expansion of the space between molecules to the rise of the liquid…

  • Digestive System

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the digestive system. The probe is designed to find out whether students realize a main function of the digestive system is to break food down into…

  • Solar Eclipse

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about eclipses. The probe is designed to find out what students think happens during a solar eclipse.

  • Backward Redesign of a Nonmajors’ Biology Course at a Two-Year Technical College

    Journal Article |

    Gwinnett Technical College (GTC), established in 1984, is the second-largest technical college in Georgia. As a two-year open-access college, GTC and other technical and community colleges are significant in educating…

  • Global Warming

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about global warming. The probe is designed to find out what students think contributes to global warming.

  • 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.

  • 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.

  • Chicken Eggs

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about food, transformation of matter, growth and development, conservation of mass, and systems. The concepts underlying this probe are complex. It is…

  • Chicken Eggs

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about food, transformation of matter, growth and development, conservation of mass, and systems. The concepts underlying this probe are complex. It is…

  • Magnets in Water

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about magnetism. The probe is specifically designed to determine whether students believe air is necessary for magnets to work.

  • Me and My Shadow

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about light and shadows. The probe is designed to find out students’ ideas about how shadows change throughout the day.

  • 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.

  • Batteries, Bulbs, and Wires

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about complete circuits involving lightbulbs. The probe reveals whether students recognize the pathway of electricity in a complete circuit, including…

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