Sorting by color, by shape, or by size there are lots of ways to group similar things together! How do you sort the objects in your world? What can you create by sorting? Bright and colorful photos encourage young readers to think about how they can sort the objects around them.

"Look at pictures to figure out what item is on top of another. Additional features to aid comprehension include detailed photographs, a visual answer key, a phonetic glossary, sources for further research, an index, and an introduction to the author"--Provided by the publisher.

Presents an introduction to set theory and numerical comparisons, using examples from the different types of bears in the illustrations.

Como científico en ciernes, Marco prueba diferentes formas de clasificar su colección de juguetes de peluche antes de acostarse, pero los animales tienen sus propias ideas. As a budding scientist Marco tries different ways of sorting his collection of stuffed animal toys before bedtime, but the animals have their own ideas.

"From modern-day challenges such as balancing a checkbook, following the stock market, buying a home, and figuring out credit card finance charges to appreciating historical developments by Pythagoras, Archimedes, Newton, and other mathematicians, this engaging resource addresses more than 1,000 questions related to mathematics. Organized into chapters that cluster similar topics in an easily accessible format, this reference provides clear and concise...

Continue your exploration of game theory by spotting the hidden strange loop in the unexpected exam paradox. Next, contemplate Parrando's paradox that two losing strategies can combine to make a winning strategy. Finally, try increasingly more challenging hat games, using the axiom of choice from set theory to perform a miracle.