Try many different starting numbers in the flowchart above.
Which starting numbers reach one the fastest?
Topics: Starter  Arithmetic  Investigations  Number
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Teacher, do your students have access to computers such as tablets, iPads or Laptops? This page was really designed for projection on a whiteboard but if you really want the students to have access to it here is a concise URL for a version of this page without the comments: Transum.org/go/?Start=October13 However it would be better to assign one of the student interactive activities below. 

Here is the URL which will take them to a related student activity.
Here is the URL which will take them to some more flowchart usage practice.
Here is the URL for the latest flowchart investigation.