"First Normal Form
Remove repeating groups (How many can belong to the Primay Key. If more than one, then create a new entity along with a copy of the primary key)"
"Second Normal Form
Remove part key dependencies (Does the attribute rely on both parts of the composite key -If not,take out but leave a copy for linking N.B. only applies to entities with composite keys)"
"Third Normal Form
Remove attributes dependant on other attributes not part of a key (Do all attributes rely on primary key, if not, take out but leave a copy for linking)"
That should help you, I was going to type it up but I haven't got the time, so thought i'de give you some pointers.
Also, if using excel you cant have spaces between names, use underscores instead of spaces.
Last but not least, you need to know what ur setting as primary keys, foreign keys and composite keys.#
Here is an example of a database normalisation I needed to create based on a college:
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/TheDon