Vladyslav with a specially trained dog Overall, together with a number of partners ... such as tactile chess, puzzles like tangrams, and more. In addition, the foundation has created the project ...

A variation of this idea is to make a tangram, an ancient puzzle that uses a set number of shapes combined together to make a variety of animals and people. This tangram site has a printable template ...

Now, more than 122 years after it was first proposed, Kamata and two other mathematicians have finally proved that a solution ...

Challenge yourself with a number puzzle where an odd number lurks among '2222.' The key to solving lies in relaxing your gaze, breaking the image into quadrants, and identifying irregularities.

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

The company says on its website that this is "one of the biggest commercially available puzzles in the world, both by the number of pieces and by its size." And as its name suggests, it features ...

The sum of SnoBall is indeed far greater than its many parts and is a tribute to the amazing line-up who put the pieces in place, allowing its final shape to emerge. Just like me.

Grab-and-Go “I’m Finished” Strips: Third-grade teacher Tara Dusko created a bulletin board with envelopes containing strips of paper describing each activity for students to pick from. “They glued it ...

Math riddles and puzzles come in plenty of different varieties. Some more straightforward number puzzles require calculations ...