The ACT English Supplement is now available

If you’ve purchased my SAT grammar book but are planning to take the ACT as well as the SAT, the ACT English supplement to The Ultimate Guide to SAT Grammar, 3rd Edition, is now available for order on the Books page. 

Adapted from The Complete Guide to ACT English, the supplement covers grammar concepts that are omitted or de-emphasized on rSAT and provides exercises in ACT format as well as two full-length practice tests with explanations.