In this reflectivity instructional activity, students read about the absorption and reflectivity of light by different materials. Students solve 4 problems and determine the composition of given materials based on the amount of light...

Students construct a simple spectroscope. They observe the emission spectrum produce by a source of light.

Learners explore Ultraviolet detecting beads and conduct several investigations with them.  In this investigative lesson students participate in an experiment to see the harmful effects of UV light and discuss their findings. 

Students explore volcanoes.  In this deep sea volcano lesson students complete a worksheet and various activities.

In this comprehension:  the poison dart frog worksheet, 5th graders read the page-long passage, then answer five comprehension questions about it.

Students explore exploring and expiditions then simlate their own on campus. They divide into small "expedition groups." Have each team report back to the class about their expeditions, using written, oral, or videotaped presentations.

Students study the beautiful mathematical model unique to our solar system.

Students collect evidence to make inferences about a object hidden inside a sealed box. They think critically and logically to raise questions. Students identify questions that can be answered through investigation. They formulate and...

In this electricity worksheet, students review the different types of energy sources including fossil fuels, solar, wind, and nuclear energy. This worksheet has 10 fill in the blank questions.

Students brainstorm what living conditions during the period known as the Little Ice Age (1350-1850) might have been like. They research lifestyles, the economy, crop yields, and human and livestock mortality.

Students explore that volcanoes produce rocks.

Students explore how green plants help improve air quality. They read an article and discuss the importance of air quality and its effects on the human body. They investigate by connecting hose to the top of a Bell jar and to a funnel....

Students examine the different theories on how our solar system was formed. They discover the order of the nine planets. They also identify the surface features of each planet.

A NASA scientist, Dr. Sten Odenwald, answers many students' questions. Topics include planets, galaxies, black holes, the origin of the universe, and common misconceptions about space.