These group together- just click on one and there are tabs for all the others across the top.
Give free rice and test your vocabulary at Free Rice.
Need to Google something? Use Search Kindly and you can select the group you want your online searching to benefit.
There are lots more options out there- this is just the tip of the iceberg. So get to clicking!! I've done my clicking and searching through each link given here... I hope you do the same!
EDITED to add: Thanks to my friend Christy for discovering that Free Rice isn't just for vocabulary buffs... there are many other subjects! Check it out!