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Identifying subject and predicate
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Identify subject and predicate as parts of the sentences.
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Identifying verbs
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Learn to identify the verb!
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Indefinite pronouns
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Which indefinite pronoun makes the most sense for each of these sentences?
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Indirect measurement
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Compare the lengths of 2 objects indirectly by using a third object.
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Individuals, variables, and categorical & quantitative data
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Practice identifying components of a data set: individuals, variables, categorical data, quantitative data.
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Infinite limits challenge
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Review your understanding of infinite limits with some challenge problems.
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Identifying nouns
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Learn to identify nouns in context.
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Irregular verbs
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Choose the appropriate form of the verb, considering when the sentence takes place.
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Introduction to semicolons
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Learn to identify and use semicolons in sentences!
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Meet the apostrophe
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Apostrophes have many important uses in the English language, and this exercise will give you an introduction to those uses!
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Introduction to the dash
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Dashes indicate interruptions, set off asides, and show interruptions in speech. Learn the different functions of dashes in this exercise.
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Introduction to the ellipsis
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The ellipsis is used to show a pause in speech or that part of a sentence has been removed.
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Modulo operator
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Practice using the modulo operator
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Introduction to contractions
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Apostrophes help shorten words by creating contractions. Learn how to spot them!
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Introduction to the parenthesis
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Parentheses are used to set off extra information from a sentence, show an interruption, or indicate a reference. Practice identifying their uses in this exercise!
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Introduction to the possessive
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Learn to use apostrophes to indicate possession, or ownership -- and when not to use them.
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Irregular plural nouns review
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Learn the plurals of some everyday irregular nouns!
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Modular addition
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Intro to verb agreement
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Choose the appropriate form of the verb by asking yourself: "How many things is the sentence about?"
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Perfect squares intro
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Factor quadratic expressions into the special products of the general form (x+a)² or (x-a)².
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