It actually is possible to have too much of a good thing when it comes to climate change. A slide show lesson describes how burning fossil fuels contributes to climate change. Individuals read about the scientific process and the...

Facts about the Earth including its orbit, its atmosphere, and its landforms. Includes a discussion question on seasons, with facts about them, and the answer. A linked page covers similar material in a "Level 2" version, and has a...

Basic facts about the planet Mercury including its size, its name, and its atmosphere. Includes a discussion question on its visibility from Earth, with facts, and the answer. A linked page covers similar material in a "Level 2" version,...

Basic facts about the planet Venus including its temperature, its atmosphere, and its volcanoes. Includes a discussion question on temperature, with facts, and the answer. A linked page covers similar material in a "Level 2" version, and...