ABCya
Ab Cya: Lineum
Lineum is a relaxing puzzle game where the goal is to turn the entire gameboard green by drawing a continuous line to flip the non-green tiles.
University of Canterbury
University of Canterbury: Cs Unplugged
A collection of free learning activities that teach computer science through games and puzzles that use cards, string, crayons and lots of running around. The activities introduce students to computational thinking through concepts such...
ABCya
Ab Cya: 2048
2048 is a challenging number puzzle for kids and grown ups. The object is to join the numbers to get the 2048 tile. Use your arrow keys to move tiles. When two tiles with the same number touch, they merge into one!
ABCya
Ab Cya: 10 X 10 Ice Cream Adventure
10 x 10 is a fun puzzle game for the whole family! Help Mr. Pebbles score points by dragging the ice cream into the grid to fill up vertical and horizontal lines. There are lots of tasty ice cream treats to help you along the way!
University of Cambridge
University of Cambridge: Nrich: Got It
Sharpen your logical thinking and see if you can figure out the strategy to get to the target number before the computer.
Science Museum, London
Science Museum: Launchpad Online: Launchball
Use your knowledge of physics concepts like electricity, reflection, magnetism, etc. to complete interactive online puzzles.
TED Talks
Ted: Ted Ed: Can You Solve the Prisoner Boxes Riddle?
Your favorite band is great at playing music but not so great at being organized. They keep misplacing their instrucments on tour.
Other
Puzz.com's 1001 Best Puzzles: Brain Training Games: Analogies
These four self-scoring analogy tests include a number of open ended analogies to challenge your logic skills.
Maths Challenge
Maths challenge.net: Problem Solving Database
Need some challenging problem-solving work for your students in the following areas: Discrete, Geometry, Numbers, and Code Breaking? This is the place for an enormous database of problems aimed at high school age students. They are...
University of Canterbury
University of Canterbury: Cs Unplugged: Minimal Spanning Trees
This puzzle shows students the decisions involved in linking a network between houses in a muddy city. It can lead on to a discussion of minimal spanning tree algorithms for optimizing networks.
San Jose State University
San Jose State University: Categorical Fun
Six logical problems are defined to challenge students to use critical thinking skills as they tackle these brain-teasers. No answers are provided, but there are some instructions for how to approach the problems.
ABCya
Ab Cya: Blue Box
In a very blue world of a very square box, there is green, red and blue, and a puzzle to solve. Help move the bouncing blue box from the green box to the red box. Both children and parents will find tons of fun in this addicting puzzle...
ABCya
Ab Cya: Panic in Pet Paradise
It's pandemonium at Pet Paradise Hotel! The picky pets are quite particular about where they are staying. Can you figure out the puzzle correctly so that each dog, cat, mouse and bird is happy?
ABCya
Ab Cya: Zippy Boxes
Zippy Boxes is a fun stress-free puzzle game that will keep you entertained for hours. Move the colored boxes to the square containing the same colored key to unlock the crazy creature trapped inside. Parents and children will have a...
ABCya
Ab Cya: Blobble
Blobble is slimy strategy puzzle game that will keep you slipping and sliding for hours! The goal is to fill an entire space with blobs, using only the tools available in each level. Do you have what it takes to complete all 45 levels?
TED Talks
Ted: Ted Ed: Can You Solve the Counterfeit Coin Riddle?
You're the realm's greatest mathematician, but ever since you criticized the Emperor's tax laws, you've been locked in the dungeon. Luckily for you, one of the Emperor's governors has been convicted of paying his taxes with a counterfeit...
ABCya
Ab Cya: Alarmy 2
Alarmy is back in this fun physics based puzzle game! Kids of all ages can help Alarmy wake up more of his fuzzy friends. Alarmy 2 is packed full of new challenges and obstacles. Do you have what it takes to collect all 72 stars?
TED Talks
Ted: Ted Ed: Should You Trust Unanimous Decisions?
Imagine a police lineup where ten witnesses are asked to identify a bank robber they glimpsed fleeing the scene. If six of them pick the same person, there's a good chance that's the culprit. And if all ten do, you might think the case...
TED Talks
Ted: Ted Ed: Can You Solve the Dark Coin Riddle?
As a world-renowned treasure hunter, you have been searching for the legendary dungeon containing the stash of ancient Stygian coins. The wizard who owns the castle has even allowed you to have them, on one condition you must solve his...
ABCya
Ab Cya: Mythical Jewels
A whole treasure chest awaits and diamonds & emeralds abound in this glittering Match-3 puzzle game. Create bigger matches for awesome boosts! Can you reach a high score before you run out of moves?
University of Cambridge
University of Cambridge: Nrich: A Puzzling Cube
See if you can figure out which symbols are on which cube face at this one page website. The solution is just a click away once you have your solution in mind.
PBS
Pbs Kids: Design Squad: Build
Do you like to build and create new things? Check out this collection of 48 different engineering activities providing opportunities for creative building using things around the house. These include activities like spinning, rubber band...
PBS
Pbs Kids: Design Squad: Build: Spinner
What can you build with things around the house? Select what you would like to make, click on three items you have and want to use, and click on the spinner to get ideas and instructions.