Atmosphere lessons by atmosphere lessons offers a helpful set of online text-based lessons covering all aspects of the Earth’s atmosphere: all about air composition of air how air affects weather why the sky is blue layers of the atmosphere atmospheric pressure gases and water weather and climate Each section is approximately 600 to 1000 words in length, broken into paragraphs with pictures… is a media-rich, colorful and engaging site with articles in six categories: Earth, Air, Energy, Water, Humans, and Species.  There are also some creative subcategories like “Planting for the Planet” and ecoFilmmaking and ecoArts which includes ecoLit, a place to find book reviews along with some interesting ecoPoetry. While all of the above sections of would suit middle…

The number of states that have added CPR and First Aid classes
to their middle and high school curriculum is growing rapidly.
Learn this valuable life saving skill with an online course provided by

Try professional writing services at