gethuman.com - here you can complain about the poor tech support of well-known companies.

beta.weknow.me is a barter knowledge exchange site, where experts from different fields and those who need their expertise meet.

bookfinder.com - this site will help you choose a book to read next.

buttonbass.com - make music from dice online

mentalfloss.com/amazingfactgenerator - this site generates amazing facts every day

everynoise.com - here you can listen to absolutely all musical genres

experiments.withgoogle.com/tendrils - relaxation visualization of music.

whathappenedinmybirthyear.com - this site tells what happened in the visitor's birth year.

dinosaurpictures.org/ancient-earth/#240 - a site that tells what the movement of continents on Earth has looked like over time.

radio.garden - here you can listen to radio from different countries right on the globe.

mentalfloss.com/amazingfactgenerator - this site generates amazing facts every day.

surface-floater.lusion.co - a site that generates a random 3d model.

paveldogreat.github.io/WebGL-Fluid-Simulation is a site where you can set parameters for fluorescent fluid movement and observe it colored in different colors.

guerrillamail.com is a site that provides one-time email.

billionbirthday.com - tells you when the billionth second of life is coming.

dinosaurpictures.org/ancient-earth#66 - on this site you can find your home and see where it was located in the dinosaur era.

fuelly.com - a site where you can find out the exact fuel consumption and costs to fill up any car.

feelingunlucky.today - a search engine that shows the most unpopular answer from google.

boredhumans.com/minecraft.php - here you can look at the landscapes from Minecraft created by artificial intelligence.

letswalkingworld.com - here you can walk around an unfamiliar city online.

whenistheweekend.com/pose_estimation/motionVizCut.html - a detailed look at the gymnastic movement of a girl.