Understanding the differences between capitalism, socialism & communism (construct is mine @Kay Richards Little Blisters, clip art is other's)...
When government takes away citizens' right to bear arms it becomes citizens' duty to take away government's right to govern. - George Washington
free Branches of Government poster for kids from the US Government’s Publications Department.
Here's a nice anchor chart on branches state of government. (This is example is for South Carolina, but this model will work for most states.)
The 3 Branches of Government Anchor Chart