Comets are also known as dirty snowballs or icy mud balls. With your super scientists, create a model comet nucleus to discover how they are made and take part in a scientific discussion to learn how it behaves.

Learners use the Internet to discover the wonderful world of comets and meteor showers. They discover how to spot one and predict them using a calendar. They also examine the makeup of meteoroids and meteorites.

Students fill in a diagram of a comet. They listen to a short lecture, view flash animation descriptions of comets and meteors and then use the presented information to complete a worksheet.

Young scholars construct a model of a comet nucleus using dry ice. They add other materials and describe the features. They complete related exercises on an Internet Web site.

Young scholars create Earth boxes containing some of Earth's biomes--desert, forest, tundra, ocean, and mountains. They simulate Earth's encounter with a comet trail and the resulting meteor shower. They present their Earth boxes to...

These full-color handouts feature two activities. The first is a reading on comets, meteors, and meteoroids. Your space science learners will examine ten phrases and determine which of the three each characterizes. The second activity...

Students explore the difference between a meteor, meteorite and meteoroid. In this space science activity, students first read information about these space bodies. Students make Comet Cookies and use them to model a meteor shower with a...

Young scholars read a story called Orionid Meteors to Shower Earth and answer vocabulary and comprehension questions about it. In this meteor shower lesson plan, students respond to literature by answering questions, view Sky Maps...

Young scholars study meteors, meteorites, and comets by reading and discussing a related New York Times article about the Leonid meteor showers and the methods that scientists are using to study from these meteors. They create a comet in...

Students build their knowledge and understanding of vocabulary related to space.  In this space instructional activity, students discuss four categories of words and phrases related to space. 

Learners decide on what human rights should exist at a new hypothetical planet after watching clips of three videos. They complete journal entries which tell about factors that influence new human rights.