(Main text) Interesting Simulation Ⅱ（Grapes）！ (Click or Tap)
※Click on the item below to download the Grapes simulation sample files ．．．
| Sample data 2 using "GRAPES" to solve exam questions |
※Click on the item below to download the main body of "GRAPES" from Grapes homepage ．．．
| Mathematical function graph creation software "GRAPES" |