diff --git a/8.Chamelon/sync.sh b/chameleon/sync.sh similarity index 100% rename from 8.Chamelon/sync.sh rename to chameleon/sync.sh diff --git a/5.1.docker_basics/Dockerfile b/docker/01-docker-basics/Dockerfile similarity index 100% rename from 5.1.docker_basics/Dockerfile rename to docker/01-docker-basics/Dockerfile diff --git a/5.2.docker_clusters/Dockerfile b/docker/02-docker-clusters/Dockerfile similarity index 100% rename from 5.2.docker_clusters/Dockerfile rename to docker/02-docker-clusters/Dockerfile diff --git a/5.2.docker_clusters/docker-compose.yaml b/docker/02-docker-clusters/docker-compose.yaml similarity index 100% rename from 5.2.docker_clusters/docker-compose.yaml rename to docker/02-docker-clusters/docker-compose.yaml diff --git a/5.3.docker_debugging/Dockerfile b/docker/03-docker-debug/Dockerfile similarity index 100% rename from 5.3.docker_debugging/Dockerfile rename to docker/03-docker-debug/Dockerfile diff --git a/4.Github/example b/github/example similarity index 100% rename from 4.Github/example rename to github/example diff --git a/1.1.linux_intro/printenv.sh b/linux-intro/printenv.sh similarity index 100% rename from 1.1.linux_intro/printenv.sh rename to linux-intro/printenv.sh