Go to the following address https://hub.docker.com/editions/community/docker-ce-desktop-mac/ Click the button that says get docker and run the install.
Once the install is finished launch docker
If homebrew is installed simply run
On Mac
brew install kind
brew install kubectl
On Linux
curl -LO "https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl"
chmod +x ./kubectl
mv ./kubectl /usr/local/bin/kubectl
curl -Lo ./kind https://github.com/kubernetes-sigs/kind/releases/download/v0.9.0/kind-$(uname)-amd64
chmod +x ./kind
mv ./kind /usr/local/bin/kind
or to install without brew simply
curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.9.0/kind-darwin-amd64
and run the process
To install helm
curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
chmod 700 get_helm.sh
./get_helm.sh
git clone https://github.com/DataStax-Academy/kubecon2020/
cd kubecon2020
kind create cluster --image kindest/node:v1.18.2 --config ./kind-config.yaml