| 85 | 85th LS(220106) Power Property (PDF 296) | Jp Park  | 2022-01-07 | 3 |
| 84 | 84th LS(220104) Zero Exponents (PDF 294) | Jp Park | 2022-01-05 | 3 |
| 83 | 83th LS(220103) System Equations (PDF 251) | Jp Park | 2022-01-03 | 7 |
| 82 | 82th LS(220102) 4.6 Arithmetic Sequence (PDF 210) | Jp Park | 2022-01-02 | 7 |
| 81 | 81th LS(211231) 4.3 Parallel and Perpendicular Line (PDF 191.. | Jp Park | 2021-12-31 | 8 |
| 80 | 80th LS(211230) 3.7 Graphing absolute function (PDF 160) | Jp Park | 2021-12-30 | 14 |
| 79 | 79th LS(211229) 3.5 Slope Intercept Form of line (PDF 144) | Jp Park | 2021-12-29 | 8 |
| 78 | 78th LS(211228) 3.4 Graphing Linear Eqs (PDF 134) | Jp Park | 2021-12-28 | 3 |
| 77 | 77th LS(211227) 2.6 Solving Absolute Value Inequality (PDF 9.. | Jp Park | 2021-12-27 | 7 |
| 76 | 76th LS(211222) Inequality (PDF 74) | Jp Park | 2021-12-22 | 2 |
| 75 | 75th LS(211220) Rewriting Eqs and Formula (PDF 41) | Jp Park | 2021-12-20 | 11 |
| 74 | 74th LS(211219) Absolute Value Eqs (PDF 31) | Jp Park | 2021-12-19 | 17 |
| 73 | 73th LS(211217) 1.1 Solving Linear Eqs (PDF 11) | Jp Park | 2021-12-17 | 7 |
| 72 | 72th LS(211216) Point of Intersection (PDF 141) | Jp Park | 2021-12-16 | 9 |
| 71 | 71th LS(211215) General form of line (PDF 138) | Jp Park | 2021-12-15 | 7 |
| 70 | 70th LS(211214) General form of line (PDF 137) | Jp Park | 2021-12-15 | 3 |
| 69 | 69th LS(211212) Line Eqs (PDF 134) | Jp Park | 2021-12-12 | 3 |
| 68 | 68th LS(211209) Midpoint (PDF 125) | Jp Park | 2021-12-10 | 1 |
| 67 | 67th LS(211207) Triangle (PDF 122) | Jp Park | 2021-12-07 | 1 |
| 66 | 66th LS(211205) Distance(PDF 120) | Jp Park | 2021-12-06 | 1 |
