Math is an extremely important skill that relies on cumulative knowledge. Our system divides a sequence of learning objectives into highly granular learning concepts with videos, assignments, quizzes and worksheets offered for each learning standard. We offer many of these videos for free in order to promote and enable math learning across the globe. Our hope is that students and their teachers will find these videos useful. We worked hard on these resources, so if you are a teacher or parent who finds our resources useful please consider subscribing to our premium membership, for just 5 dollars a month, you can support our quest to make math easier for everyone, gain access to all videos and unlock our full math curriculum which includes additonal resources like worksheets and quizzes for each video.