- Respiratory System Quizzes
- Respiratory System Trivia
- Restaurant Trivia - Match the restaurant to the logo in this free fun guess game for guessing restau...
- Retro Block Puzzle - jigsaw fit matrix
- Rettet unseren Ozean
- RevisePal - GCSE Exam Revision
- Revivify
- Rhema Trivia
- Rhestr
- RhymieStymie
- Riddle Mania - Word guess game
- Riddle Me Now
- Riddle Me This - Quiz Game
- Riddle Quiz
- Riddle Rumble Game
- Riddle Rumble LT
- Riddle This Riddle That
- Riddles & Brain Teasers - Quiz
- Riddles & Brain Teasers Quiz
- Riddles - Stupid Questions
- Загадка Мозг Контрольная работ
- Riddles Brain Teasers Quiz Games ~ General Knowledge trainer with tricky questions & IQ test
- Riddle Me That - Best Brain Quiz & IQ Puzzle Game
- Riddles Puzzle Game IQ Test
- Riddles Quiz Brain Teaser Game
- Riddles — One riddle a day
- Загадки, Задачки, Головоломки
- Riddles, Rebuses and Two Pics
- Rider Line 2D
- Rider Ride Along - Motorcycle Highway Driving
- RING MASTER - Fun tap the ring
- Ring of Fire: Drinking Game
- Ripley’s Slots! Vegas Casino
- Rise It Up!
- Rise!-move block to top
- River Crossing IQ - IQ Test
- River Crossing Puzzle
- River Fishing - Idle Fisherman
- River IQ 2 - Logic Test
- River IQ 3 - Brain Test
- River Legacy Discovery Trail
- Road Crossing Full
- Roadio
- Robin Hood Quiz Hunt
- Roblux - Quiz for Roblox Robux
- Robocon Quest
- Robot Car War Battle Arena
- Robot Dino T-Rex Attack
- Black TRex 2P
- Robot Room -Locked Room game-
- робот тигр Дракон Воин - робот война
- Robot's Escape Adventure
- Robotcity
- Robux Codes Gold Cards Quiz
- Robux Quiz for Robux Codes
- Rock Paper Scissors: Challenge
- Ракета Игры Простая Задачи По Математика 1 Класс
- Rocket Rising-fun rocket games
- Roda Ceria : Inspirasi Jelajah Negara
- Roda Ceria : Kata-Kata Pembelajaran
- Roda Ceria Indonesia
- Roda Fantasi:Juara Jutawan
- Roda Impian - Musim Hari Raya
- Roll Block Bloxorz HD
- Брось кубик 3D
- Викторина "Американские горки
- Rolling Ball-New Year
- Rolling Dojo: Robot Building and Fighting
- Rolling Dojo: Robot Dinosaur& Mythical Animals - Trivia & Funny Puzzle & Dragon Game