Almost 80 percent of all 1,214,090 teaching assistants worked in elementary and secondary schools as of May 2011, where they earned a mean $25,490 per year.About 8 percent worked in child day care services, averaging $21,290 per year.lmost 80 percent of all 1,214,090 teaching assistants worked in elementary and secondary schools as of May 2011, where they earned a mean $25,490 per year.
In addition, the best sightings are when there is a large amount of solar activity. Generally, it is held that prime seasons for viewing the northern lights are early autumn and spring. You could see them at any time between September and March but you need to be in the right place.
The northern lights (aka aurora borealis) are an amazing display of green and sometimes red light seen near to the magnetic north pole, and they're caused by CMEs. Their southern equivalent occurs near the south pole, and is known as aurora australis.