This activity and demonstration teaches the concept of parallax (the apparent movement of an object caused by a change in the viewer's position) and relates the concept to a real-world astronomical event, ­the discovery of Pluto. It employs the Blink Comparator, an online simulation illustrating the technique used by Clyde Tombaugh to discover the ninth planet on February 18, 1930. Full description.

These science bulletins from the American Museum of Natural History feature news on space science, astronomy, and astrophysics topics with in-depth feature stories about cutting-edge developments, weekly images from observatories around the world and in space, and and 'Astro Viz', a visualization of astronomical or astrophysical phenomena. Each story features a link to an educators' guide and links ... Full description.

In this module, students carry out a number of activities that demonstrate the concepts of evaporation, condensation, precipitation, and soil moisture and runoff. The students then construct a terrarium as a way to observe the water cycle as a whole. Immediately following this, students use the Internet to acquire Real Time Data from the Olympic Peninsula in Washington which they can then use to describe ... Full description.

This Classroom Connectors lesson plan teaches young students about the composition of our Solar System. It discusses planet names and characteristics, and other objects that make up the Solar System. The site provides goals, objectives, an outline, time required, materials, activities, and closure ideas for the lesson. The Classroom Connectors address content with an activity approach while incorporating ... Full description.

This Classroom Connectors lesson plan teaches young students how clouds form and how this relates to weather, including the processes of condensation and evaporation. The site provides goals, objectives, an outline, time required, materials, activities, and closure ideas for the lesson. The Classroom Connectors address content with an activity approach while incorporating themes necessary to raise ... Full description.

This interactive activity lets you search for features on Mars and Earth, including polar ice caps, large impact craters and canyons, and the highest volcano. Full description.

This lesson plan is part of the DiscoverySchool.com lesson plan library for grades K-5. It focuses on the relationship of the nine planets in our solar system to the Sun by creating a 3-D representation. Included are objectives, materials, procedures, discussion questions, evaluation ideas, suggested readings, and vocabulary. There are videos available to order which complement this lesson, an audio-enhanced ... Full description.

In this lesson, students will demonstrate an understanding of the moon's features by creating an art or writing project about it. They will learn the concept of a "Blue Moon", which occurs in months with two full moons. They will also understand that the moon is smaller than the Earth, has no light of its own, has no air or water, and has a dusty brown surface marked with craters. Full description.

This lesson combines science, English and art to teach the students information about clouds and to encourage abstract thinking through writing and painting. Students will first read and discuss the information about clouds. Next, they will choose a type of cloud and write a composition about it. Then they do a painting of their cloud and attach their composition. Full description.

This Classroom Connectors lesson plan explains the Earth's rotation on its axis, that it takes 24 hours for this to happen, and the fact that when one side of the Earth has day the other side experiences night. The site provides goals, objectives, an outline, time needed, materials, activities, and closure ideas for the lesson. The Classroom Connectors address content with an activity approach while ... Full description.