A draft of a 'Bill' (proposed legislation in either the House of Representatives or the Senate) can originate from a variety of sources. Primary among these is the idea and draft conceived by a Congressional Member or Delegate, and the 'Executive Communication', usually in the form of a memo from the U.S. President or members of his cabinet. In addition, a Member's constituents, either individually or as a citizen group, may offer proposed legislation. Once a Bill is introduced, it winds its way through the U.S. Congress. This chart might help you understand the process.
For a more detailed analysis, download
How Laws Are Made, by Charles W. Johnson, Parliamentarian of the US House of Representatives.
If you have children that want and need to understand the Legislative process, and if you are forming a
family group, you'll have children that take interest in government, Uncle Sam has created a website geared for children. The menu at the bottom has age appropriate choices, we are going to
start here with a great, and easy to understand explanation.
If you want to study the process in-depth, the
Congressional Library has a veritable library to teach you all about federal government.
Passing laws is a complicated process. We hoped this helped you.