Tax Law - NTTC Workbook
Available via the AARP Tax-Aide portal (Tax-Aide only / NOT VITA)
The NTTC Workbook includes several sample problems (effectively replacing IRS Pub. 4491-W). It also has numerous comprehensive quiz / discussion questions. It covers ONLY Federal Tax Law topics. Answers to many of the problems are available from your state Training Specialist (TRS) and are not posted online.