Get started with TensorFlow.js by building a digit recognizer from scratch in this quick start tutorial https://angularfirebase.com/lessons/tensorflow-js-quick-start/
TF.js docs – https://js.tensorflow.org
Machine Learning Crash Course – https://developers.google.com/machine-learning/crash-course/
Kaggle – https://www.kaggle.com/jeffd23
MNIST – https://ml4a.github.io/demos/confusion_mnist/