Take young naturalists on an exploration of the world's tropical rainforests with this extensive collection of lessons and activities. Whether its creating leaf and flower prints or investigating the absorption spectrum of...

Blow the minds of young scientists with this collection of inquiry-based investigations. Based on a series of eight videos, these "hands-on, minds-on" science lessons engage young learners in exploring a wide range of topics...

Students examine blackbody radiation and light wavelengths. Students research the various types of electromagnetic spectrum. Students examine any misconceptions they may have in light.

Students explore a web-based illustrated text and interactive graphics to determine the relationship between the operation of telescopes and light. optics. They work in small groups to become an expert on one of the ten eras of telescope...

Learners identify and explain how various inventions and astronomers have improved our appreciation of the universe. Students identify at least two constellations in the sky and discuss how they were used in ancient times to tell time...

High schoolers examine the observation of "coronal holes," by x-rays, also about related fast streams and moderate magnetic storms that recur at 27 day intervals. They study NASA'S great observatories.

Students examine the components that are used to make a primitive AM radio. In circuit and radio construction students often are asked to assemble parts are or what function they perform. They examine each main component on an individual...

Students observe and explore the characteristics of light.