You should check out the Experiments by Google website! Programmers and coders everywhere have been submitting their projects to Google, and many of them are shared here, free for all to use.
But if you go to the main Experiments page I linked above, it may seem like too much to browse through. There’s over 1600 “experiments” out there! So the Collections menu or page may help you narrow it down to more relevant and interesting items.
Personally, I’m finding the most enjoyable offerings under Play with Arts & Culture, Experiments for Learning, Creatability, Arts & Culture Experiments, and Chrome Experiments. You’ll encounter information tools suitable for homeschooling, fun games & puzzles that you can share over the internet, and so much more.
I’ll specifically call out:
Bookmark anything you love, to avoid the challenge of finding it again later!