Result mastery i cant get enough of these booksthey are a miracle for math students and teachers i have not actually used this yet in my onedayaweek homeschooling class but the format and the ready access to welldone video lessons is exactly what my students need

Very helpful caught up on my math skills helped reinforce skills you know this guy really makes difficult things easyby breaking them down into their parts and then carefullycovering each part