This lesson explains how to decide on the proper placement of text within a sentence and the proper ordering of sentences with a paragraph. It also details how to decide where to add a proposed new sentence to a passage.

This lesson reviews the most important aspects of geometry you need to know for the ACT Math section, including lines and angles, perimeter, area, circumference, and properties of figures.

This lesson will show you what to expect when visual and quantitative information questions—in other words, those that involves graphs, tables, or other figures—accompany a Reading passage

A few Science questions will test your science knowledge—both of facts and of the scientific method—in the context of their passages. While it's impossible to predict precisely the facts or principles these will test on any given section, this lesson explores repeating themes you should know.