A collection of stimulating probability puzzles from bestselling maths writer Paul Nahin. What are the chances of a game-show contestant finding a chicken in a box? Is the Hanukkah dreidel a fair game? Will you be alive ten years from now? These are some of the one-of-a-kind probability puzzles that popular maths writer Paul Nahin offers in this lively and...

A mathematical journey through the most fascinating problems of extremes and how to solve them What is the best way to photograph a speeding bullet? How can lost hikers find their way out of a forest? Why does light move through glass in the least amount of time possible? When Least Is Best combines the mathematical history of extrema with...

An entertaining mathematical exploration of the heat equation and its role in the triumphant development of the trans-Atlantic telegraph cable Heat, like gravity, shapes nearly every aspect of our world and universe, from how milk dissolves in coffee to how molten planets cool. The heat equation, a cornerstone of modern physics, demystifies such processes, painting a mathematical picture of the...

An entertaining mathematical exploration of the heat equation and its role in the triumphant development of the trans-Atlantic telegraph cable. Heat, like gravity, shapes nearly every aspect of our world and universe, from how milk dissolves in coffee to how molten planets cool. The heat equation, a cornerstone of modern physics, demystifies such processes, painting a mathematical picture of the...

In the mid-eighteenth century, Swiss-born mathematician Leonhard Euler developed a formula so innovative and complex that it continues to inspire research, discussion, and even the occasional limerick. Dr. Euler's Fabulous Formula shares the fascinating story of this groundbreaking formula—long regarded as the gold standard for mathematical beauty—and shows why it still lies at the heart of complex number theory. In...

The modern radio is a wonder, and behind that magic is mathematics. In The Mathematical Radio, Paul Nahin explains how radios work, deploying mathematics and historical discussion, accompanied by a steady stream of intriguing puzzles for math buffs to ponder. Beginning with oscillators and circuits, then moving on to AM, FM, and single-sideband radio, Nahin focuses on the elegant mathematics...

For centuries, mathematicians the world over have tried, and failed, to solve the zeta-3 problem. Math genius Leonhard Euler attempted it in the 1700s and came up short. The straightforward puzzle considers if there exists a simple symbolic formula for the following: 1+(1/2)^3+(1/3)^3+(1/4)^3+... But why is this issue—the sum of the reciprocals of the positive integers cubed—so important? With In...

Paul Nahin is a master at explaining odd phenomena through straightforward mathematics. In this collection of twenty-six intriguing problems, he explores how mathematical physicists think. Always entertaining, the problems range from ancient catapult conundrums to the puzzling physics of a very peculiar material called NASTYGLASS, and from dodging trucks to why raindrops fall slower than the rate of gravity. The...

Romance, danger, and intrigue await you in the breathtaking sixth book in the #1 bestselling Court of Thorns and Roses (ACOTAR) series.What was broken will be remade.Deep in the heart of the continent, Koschei the Deathless is stirring. Though he's been bound to a mountain lake for millennia, the insidious threat of his return now spreads across the Fae territories,...

Bring Christmas closer one day at a time with this show-stopping Wasgij Advent Calendar - Christmas TV Special! There are 24 doors to open, each with its own 54-piece puzzle inside. It’s the busiest time of the year for Santa, not only because of all the presents he needs to deliver, but also because of the countless movies and TV...

Fiddlies, 3D printed animals, to fiddle with! Price is for one Fiddlie Design is sent randomly

Join the clicking fun with all new Clickeez. Each Clickee is a single keyboard key that clicks & clacks just like a real keyboard! You can connect your favourite characters together to create your own keychain and take them on the go. Series 3 features an all-new POP click sound and a new rounded shape! The Series 3 2-Pack includes...

The brand new Gruffalo picture book from Julia Donaldson and Axel Scheffler. The Gruffalo said to his daughter one day, "Your Gruffalo Granny is coming to stay." Return to the deep dark wood with the first new Gruffalo story in over 20 years, and meet Gruffalo Granny as she visits the Gruffalo family. This fresh and exciting new Gruffalo adventure...

Brain Box - Maximum Electronic Kit offers 500 Experiments/Projects designed to teach principles of Electronics and Electricity. This kit enables experiments and kit building with ease, requiring practically no tools. The easy-to-handle components snap together to create a vast array of different circuits on the base board, providing many hours of fun while learning. The process of building the circuits...

From Jacob Tierney, the creator of Heated Rivalry, in partnership with Brendan Brady and Accent Aigu, comes I’ll Believe in Anything, an official and complete collection of annotated scripts for the biggest cultural sensation of the year, with all new exclusive behind-the-scenes content.Based on Rachel Reid’s blockbuster Game Changers book series, Heated Rivalry premiered on Crave and HBO in late 2025 and immediately took the world by storm. I’ll...

A lighter, swifter version of the award-winning Wingspan. Wingspan – Pocket Edition distils the Wingspan experience down to a lighter, shorter, card-driven game that has each player activate a single row of cards on each of their turns. The cards are all double sided: a food side and a bird side. Bird powers are primarily indicated by icons instead of...