This is a reposting from an earlier post. Some information may have been edited/added to original blog post.
Below Google Doodle was from 2017:
From breathing out and breathing in to playing solitaire, Google celebrates 19th with 19 great games from doodles past! Happy birthday to Google :) may all your wishes come true :) Enjoy google's doodle by visiting 19th Google Birthday doodle or copy/paste this link https://www.google.com/search?q=google+birthday+surprise+spinner&oi=ddle&ct=googles-19th-birthday-us-6538650035683328&hl=en&source=doodle-ntp