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...

"Grab your jumbo popcorn and 3-D glasses, because you're invited to the premiere of a 3-D movie! The star-studded cast of monsters will help you calculate the perimeter of the set, the area of the movie screen, and the volume of your popcorn box. Learning about dimensions has never been so entertaining."--Amazon.com.

A fifth-grader uses her photographic memory, her mother, and her friend Eric to find a missing reel of a monster film they go to see.

"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."--

"Mo Jackson is excited for his baseball game, but Coach Marie tells him he is batting last and playing right field, again. Will Mo ever get a hit?"--

"An introduction to the physics of light for young readers, with an overview of photons, transparency, the electromagnetic spectrum, and the mechanics of reflection"--

A picture geometry book that introduces children to quadrilaterals, including parallelograms and trapezoids, using hands-on activities and simple explanations. --

From his youth in the Caribbean to his immigration to New York City, this picture book covers the highlights of Alexander Hamilton's legacy, including his part in the American revolution, his influence on the monetary system we still use today, and his tragic death. -- amazon.com

A comprehensive introduction to the life and achievements of the heroic former slave details how after managing her own escape, Harriet Tubman returned thirteen times to guide other slaves to freedom along the Underground Railroad, in a portrait that also relates her subsequent contributions as a wartime cook, nurse, spy, and suffragist.

Young Detective Jeffrey Bones investigates the disappearance of the plastic dinosaur his grandfather just bought for him in a museum gift shop.