Delta : Dvd by Math-u-see (2009, DVD) Homeschool Math Visual Lessons Teaching

"Delta : DVD by Math-U-See is a study guide published in 2009 that provides visual lessons for teaching mathematics at both the high school and elementary school levels. The DVD format makes it convenient for homeschooling students to learn from the engaging lessons presented by Math-U-See. With a focus on mathematics, this DVD is a valuable tool for students looking to enhance their understanding of the subject in English language."