| 261 | 261th LS(231129) Rate of change related Economics (학교자료) | Jp Park  | 2023-11-30 | 1 |
| 262 | 262th LS(231204) Rate of change (학교자료) | Jp Park | 2023-12-05 | 1 |
| 263 | 263th LS(231206) 로파탈의 정리(학교자료), Rate of change (OpenTAX) | Jp Park | 2023-12-07 | 3 |
| 264 | 264th LS(231211) Linear approximation, Rate of change (학교자료.. | Jp Park | 2023-12-12 | 2 |
| 265 | 265th LS(231213) Differentiation (학교자료) | Jp Park | 2023-12-14 | 1 |
| 266 | 266th LS(231218) 시험대비 Differentiation Review | Jp Park | 2023-12-19 | 2 |
| 267 | 267th LS(231220) 시험대비 Differentiation Review | Jp Park | 2023-12-21 | 1 |
| 268 | 268th LS(231227) Definite Integral (PDF 329) | Jp Park | 2023-12-28 | 1 |
| 269 | 269th LS(240115) Local Extrema, Increasing, Decreasing 학교자료 | Jp Park | 2024-01-16 | 1 |
| 270 | 270th LS(240117) Concavity of Graph Inflection Point 학교자료 | Jp Park | 2024-01-18 | 2 |
| 271 | 271th LS(240122) Optimization 학교자료 | Jp Park | 2024-01-23 | 2 |
| 272 | 272th LS(240124) Differentiation(Critical Point) 학교자료 | Jp Park | 2024-01-25 | 1 |
| 273 | 273th LS(240129) Integration (Finney PDF 325) | Jp Park | 2024-01-30 | 2 |
| 274 | 274th LS(240131) Rieman Sum (학교자료) | Jp Park | 2024-02-01 | 1 |
| 275 | 275th LS(240205) SAT Mock Test1 | Jp Park | 2024-02-06 | 2 |
| 276 | 276th LS(240207) Fundamental of Calculus Theorem 학교자료 | Jp Park | 2024-02-08 | 2 |
| 277 | 277th LS(240212) Integration 학교자료 | Jp Park | 2024-02-13 | 1 |
| 278 | 278th LS(240214) Integration + 시험 자료 | Jp Park | 2024-02-15 | 0 |
| 279 | 279th LS(240219) SAT 2nd SET (PDF 49) | Jp Park | 2024-02-20 | 2 |
| 280 | 280th LS(240222) Integration 학교자료 | Jp Park | 2024-02-23 | 0 |
