If you are only looking to strengthen your math skills, get Math Destroyer. It is a different kind of tool. It gives you examples and solutions. It was meant to use as a book to learn. It is tough. Likely touher than the real DAT, but it will teach you and help you gain skills that are needed. It will also prepare you for any type of problem that you may see on the DAT. This test varies. It can have easy problems or difficult. It depends how lucky you are on that day.