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Mighty Maddie must clean her messy room, but to her a toy train is heavy and a teddy bear is light. Readers don't have to be a super hero like Maddie ... More

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Something is light when it is easy to pick up and carry. A feather is so light that you can lift it with one finger. Find out more in this ... More

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Readers are invited to the premiere of a 3-D movie. The star-studded cast of monsters will help them calculate the perimeter of the set, the area of ... More

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Level 1 guided reader that introduces young students to the concept of weights while supporting the development of reading skills.

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Squares are everywhere! Diamond shapes, checkers, and plaids throw a pattern of squares on people, animals, and objects from the world around us. ... More

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A split-page wordless board book teaching children the simple concept of shapes through Eric Carle's inimitable collage illustrations. Readers need ... More

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A blue whale is big; its the biggest animal alive. But it isn't the biggest thing there is. In this informative and engaging book, readers discover ... More

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This deceptively simple concept book prompts the reader to compare pairs of objects and then choose which one has a particular attribute. At first ... More

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The energetic narrator of "Me Counting Time" is back, and this time he introduces readers to the units of measure. Easy-to-understand text and ... More

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The scientific concepts of big and small are explained in this book which is one of a series intended to encourage children to explore the science of ... More

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Who knew rulers could be so much fun? Little kids do, though they don't always have a firm grasp of how to use their rulers. Along comes HOW BIG IS ... More

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It's a fact--kids love to explore. The Let's Explore series introduces important concepts in mathematics and earth science for young children in a ... More

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Generously sized board-book editions of these toddler favorites are sure to please! Colorful photographs of everyday objects introduce basic concepts ... More

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Children will get a jump start on learning ABCs, 123s, how to tell time, and other basic learning concepts with the fun-filled My First Books. Bright ... More

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Uses photographs of everyday objects, including clocks and houses, to teach readers to recognize different shapes.

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What is area? It is a measure of space or of a place! The kids in Mrs. Jacksons class are learning all about area, and you can, too. See why area is ... More

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A simple introduction to the quart, the English unit of volume or capacity and the liter, the metrical unit of volume or capacity.

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