Sir Cumference, Radius, and Sir Vertex search for Edgecalibur, the sword that King Arthur has hidden in a geometric solid.

Book Description: Everyone take out your spelling books," said Mrs. Jewls. "It's time for arithmetic." Sue is so excited for her first day at Wayside School. But things at Wayside are far from normal-and Sue's teacher, Mrs. Jewls, is completely wacky. She expects the students to add and subtract words! Sue has never heard of anything so ridiculous. She knows adding apples plus oranges is impossible ... or is it? Anything can happen at Wayside School....

Lots of silly math questions can be found in this funny book of riddles and jokes. Children can learn basic math skills while reading about animal sleepover parties, cafeteria food fights, and a boy who made more than five million dollars in one month!

These 80-plus math activities and number games help kids to think critically about math instead of just memorizing rules. The emphasis is on the underlying relationships between numbers and the process of manipulating them. Kids get together and play games with odd and even numbers, prime and composite numbers, factors, divisors, and multiples of numbers, common, and decimal fractions. Children learn the history of numbers finger counting, number...

Presents games and other activities from different countries and cultures that teach a variety of basic mathematical concepts.

Over 100 kid-friendly story math problems on topics from missing socks and glitter to your favorite wild pet and how fast you can run. Kids will find that math surrounds them in their everyday lives.

Explains how to use well-concealed mathematical principles to perform all kinds of magic tricks.

Provides mathematical puzzles to strengthen mental math abilities and increase speed and accuracy.