How would i explain primary election to 5th graders

A primary election is the process by which voters, either the general public (open primary) or members of a political party (closed primary), can indicate their preference for a candidate in an upcoming general election or by-election, thus narrowing the field of candidates In a primary election, registered voters may participate in choosing the candidate for the party's nomination by voting through secret ballot, as in a general election. There are two main types of primaries, closed or open, that determine who is eligible to vote in the primary.

social contract theory basically says that all individuals are born equal, and provided a god given right to consent to be governed. american government is based of this

thomas hobbes and john locke said that we are selfish, individualistic, and constantly at war with each other, therefore we need to be controlled. 

government is defined as the legitimate use of force to control human behavior within territorial boundaries, here comes in hobbes and locke.

hobbes takes the part about controlling human behavior. while locke takes the part of legitimate use of force, since force is not legitimate unless there is consent of the people. 

there are basically 3 goals of the government: 1) maintain order by protecting life and property. 2) providing public goods, those which are typically not provided by the public sector, such as roads and education. 3) promote equality be it political, opportunist or outcome equality.