1. Home
  2. Activity Downloads
  3. Print, Learn & Play
  4. Challenging Brain Games & Activities

Sharpen your mind with challenging games. A list of brain games that will give you a workout, strengthen memory and a lot of fun too. Activity books with a variety of puzzles and coloring pages for all ages.

Play Free Online Games

Free games for children, teens & adults. Play some of the best action games on the internet with your friends and family. From classic-style to the newest 3D Flash games, from simple fun to the most challenging adventures.

Sheppard Software

At our educational website, we have hundreds of free, online, learning games for kids. But anyone interested in online learning can use our site - we have so many subjects - (geography, math, animals, science, language arts, creative activities, health) and lots of levels for all abilities - loads of games and activities for learners of any age.


Top 25 Brain Teasers, Games & Illusions that SharpBrains readers (primarily adults, but some younger minds too) have enjoyed the most. It is always good to learn more about our brains and to exercise them!.

Games for the Brain

Play never-ending quiz, memory & brain games to train your thinking.


Free online action games for PC, Mac, iPad with no download. Action games for kids (boys & girls) to play on the internet. Addicting RPG adventure games, cool shooting games, car racing/ bike games. Flash Game Developers - Submit an action game! Advertise games online for free or promote your site.

Mind games

Play the best free Mind Games online with brain, math, puzzle and word games, sudokus and memory games. The games are playable on desktop, tablet and mobile (Android, iOS, Windows Mobile). Use the search function to locate a Puzzle or Brain Game.


YouTube channel dedicated to brainteasers, puzzles, optical illusions, and everything else weird

 Public Downloads

All items are free to view, share, and download.

When available, we provide all our content with a Spanish version in our public download section. You can find additional material from sources listed in all our articles.

  Playlist: A Fun Collection of Riddles and Puzzles

42,000 piece jigsaw puzzle timelapse
World's largest single image jigsaw puzzle timelapse (42,000...
15 Puzzles That Will Keep You Up All Night
How to Make Yourself Smarter. Studies have shown that solving riddles...
Your Brain Will Be Grateful For These 18 Riddles💡
Haven't been on vacation for a long time? These 18 riddles and puzzles...
11 Optical Illusions That Will Trick Your Eyes
Optical illusions have always been a favorite subject of the Bright...
Find The Difference | JP Puzzle image No410
Hello friends! o you have a detective's eye? In this video, Spot the...
Common Sense Test That 90% of People Fail
Easy but fun personality test. It looks like common sense isn’t so...
Can You Guess The Fruit And Vegetable By Emoji? 🍒🍎 | Emoji Quiz
Can You Guess The Fruit And Vegetable By Emoji? 🍒🍎 | Emoji...
Farm Animal Guessing Games for Toddlers | Puzzles, Games & Sounds of Animals | Lids Learning Videos
Come on! Let’s play some farm animal puzzle games and pick the...
Doing Puzzles with Duggee | Learning with Duggee | Hey Duggee
Can you crack these 2 logical puzzles?
In one problem, you need to solve for the 4 digit code, and you know...
Only the Smartest Will Solve 70% of These Riddles
Solving riddles isn't just about flexing your brain muscles—it's also...
Do You Think You Really Know the Titanic Story? + Riddle Test!
#brightside #titanic #riddles Animation is created by Bright Side....

42,000 piece jigsaw puzzle timelapse

World's largest single image jigsaw puzzle timelapse (42,000 pieces)
"Around The World" by Educa.
Finished dimensions: 7.49m x 1.57m (24.6ft x 5.2ft)

Started April 10 2019 - completed March 15 2020.
Sorting: Approx ...