Word + Office
To do daily work on a computer and show people what you have done, you will need to use and make documents.
Microsoft Excel
To work on numbers and planning, you can use this tool to do math and organize information.
Planning
To organize ideas for your life or job, you can use tools to think ahead and share with others.
Project Management
To work with others in a job to get a task done, you will need to organize and communicate who is doing what.