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  • Finding the Next Diamond Mine

    Journal Article |

  • Moonlight

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about light and the Moon. The probe is designed to find out what students think is the source of a full Moon’s light.

  • Hot and Cold Balloons

    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 recognize that the mass of a warm gas in a closed system is the same after…

  • Science Education for Middle Level Learners

    Position Statement |

  • Addressing Potential Laboratory Instructional Site Legal Safety Issues

    Blog Post |

  • Exploring Student Perception Toward Online Homework and Comparison With Paper Homework in an Introductory Probability Course

    Journal Article |

    Online software systems are extensively used to give students practice on course content, especially in mathematics and physics courses. They offer instant feedback, and several of these systems are open source or very…

  • Course-Based Research in the First Semester of College

    Journal Article |

    Undergraduate students are increasingly aware of complex global challenges and have a strong desire to take action and create change. Course-based undergraduate research experiences can offer a wide range of students…

  • Changing Constellations

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about why the constellations change with the seasons. The probe is designed to find out how students use the Earth’s spin and orbit to explain why…

  • Lab Safety and the 'Dirty Dozen'

    Blog Post |

  • Floating Balloon

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about the mass of a gas. The probe is designed to reveal whether students recognize that an uninflated balloon will increase in mass when inflated with a…

  • Where Do Stars Go?

    Lesson Plan |

    The purpose of this assessment probe is to elicit students’ ideas about stars. The probe is designed to examine students’ ideas about the location of stars in the daytime.

  • 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.

  • Authors and Engineers

    Journal Article |

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