David A. Adler

When a thief takes the box office money at the school play, Cam uses her photographic memory to solve the mystery.

Cam Jansen, with Eric at her side, helps solve the mystery of what happened to Mr. Day's tennis trophy.

"Cesar Chavez dedicated his life to helping American farmworkers. As a child growing up in California during the Great Depression, he picked produce with his family. Cesar saw firsthand how unfairly workers were treated. As an adult, he organized farmworkers into unions and argued for better pay and fair working conditions. He was jailed for his efforts, but he never stopped urging people to stand up for their rights."--Amazon.com.

When she notices some bones missing from a dinosaur skeleton exhibited in the museum, a young girl with a photographic memory tries to discover who has been taking them and why. When it is discovered that dinosaur bones are missing from the natural history museum, Cam Jansen--noted for her photographic memory--and her friend Eric search for clues.

"Mo is the youngest kid on the Robins football team. The kids on the rival team tease him for being a 'butterfingers' who's too tiny to catch the ball. But Mo's coach has a plan up his sleeve to turn Mo's little size into a big win for the Robins"--

Introduces children to American currency values and the basics of adding and subtracting money.--

"The mathematical concept of place value is explained using a place value chart, descriptions of how money is notated, and humorous examples from a recipe that a group of monkeys is using to make a gigantic banana muffin"--

"The characteristics of circles as well as how to find the radius, diameter, circumference, and area of a circle are explained and illustrated in this geometry picture book."--

When, in 1879, a bust in his likeness was placed at the University of Rochester, Frederick Douglass wrote: "Incidents of this character do much amaze me. It is not, however, the height to which I have risen, but the depth from which I have come that amazes me." This biography tells the story of his ascent from slavery.

Kids use simple machines every day without realizing it. Teeth are wedges and so are knives, forks, and thumbtacks. Many toys such as slides, which are inclined planes, and seesaws, which are levers, are also simple machines. Two appealing kids and their comical cat introduce levers, wheels, pulleys, inclined planes, and more, and explain how they work. This lively introduction to physics will get kids excited about how simple machines simplify our...