Fifteen miniature worlds, each showcasing a math problem.

Explores word problems, number lines, and vocabulary associated with addition.

Simple text and colorful illustrations explain the math concept of "more than" and "less than".

"Olivia and Mei have two cups of cocoa and three big marshmallows. Olivia gets one marshmallow, and Mei gets one marshmallow. How will they share the last one? Engages young children in the math of sharing equally"--

Evan and his younger sister, Jessie, react very differently to the news that they will be in the same class for fourth grade and as the end of summer approaches, they battle it out through lemonade stands, each trying to be the first to earn 100 dollars.

Presents a selection of 120 math problems designed to be solved in a bedtime environment to help promote child receptiveness to mathematical concepts, combining brief stories with three math questions per spread for preschoolers and elementary-aged children.

Fun pictograms and infographics about the animal kingdom make learning about math topics such as symmetry, coordinates, and place value easy and fun.

Find out about fractions, factorials, combinations, and fractals and see how we use math to break the world into bits.

Helps children explore real world examples to learn the basic concepts of time.