High

Contains many pieces of information on each inventor

Develops the writing, adding facts and details

Sentences are clearly written and syntax is correct

Mechanics of writing is correct with no spelling miscues

Medium

Contains some information on each inventor

Each point is somewhat developed with some facts and details

Syntax is somewhat understandable and sentences are fairly clear

Most words are spelled correctly and at least half of the punctuation is correct.

Low

Contains little or no information on each inventor

Writing is underdeveloped with little or no facts and details

Sentences are not clear and syntax is unintelligible

Contains many spelling miscues and punctuation is incorrect