Plus & Minus 1x9 Absolute value Season 1 Season 1 12 Episodes 1x1 - Dot 1x2 - Parallel Lines 1x3 - Slope Intercept Form 1x4 - Law of cosines 1x5 - Axis of symmetry 1x6 - Period 1x7 - Sum 1x8 - Equal mark 1x9 - Absolute value 1x10 - Trigonometric functions 1x11 - Parabola 1x12 - Coincidence