diff --git a/ArduBlockTool/.gitkeep b/ArduBlockTool/.gitkeep new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git a/ArduBlockTool/tool/.gitkeep b/ArduBlockTool/tool/.gitkeep new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git a/ArduBlockTool/tool/arduBlock_letsgoING.jar b/ArduBlockTool/tool/arduBlock_letsgoING.jar new file mode 100644 index 0000000000000000000000000000000000000000..6eb6573e1d2737129763bfb50b51ec08fc219751 Binary files /dev/null and b/ArduBlockTool/tool/arduBlock_letsgoING.jar differ diff --git a/Tutorial-Simulator.mp4 b/Tutorial-Simulator.mp4 new file mode 100644 index 0000000000000000000000000000000000000000..d8b6a62d3dda03be55f48d1cc8462ab7d971a640 Binary files /dev/null and b/Tutorial-Simulator.mp4 differ