Verbal-focused learners; those needing official ETS-style wording only; anyone who dislikes dense, textbook-like PDFs.
Use as a supplement to official ETS materials (OG + PowerPrep). If you have the PDF, mine it for quant practice but don’t rely on it for verbal or essay prep.
Here’s a draft review of the Nova’s GRE Prep Course (focusing on the 39th edition or similar, as “nova 39-s” likely refers to in PDF form). Draft Review: Nova’s GRE Prep Course (39th Edition PDF)
★★★★☆ (4/5) A solid, math-heavy alternative to official guides, best for self-starters who need rigorous quant drilling but should supplement verbal with other sources.