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Meet Digger and Daisy! They are brother and sister. These dogs like to explore their world and see new things. Sometimes they agree with each other. Sometimes they disagree. But no matter the situation, one thing always stays the same--their love for...

Meet Digger and Daisy! They are brother and sister. These dogs like to explore their world and see new things. Sometimes they agree with each other. Sometimes they disagree. But no matter the situation, one thing always stays the same—their...

Meet Digger and Daisy! They are brother and sister. These dogs like to explore their world and see new things. Sometimes they agree with each other. Sometimes they disagree. But no matter the situation, one thing always stays the same--their love and...

Meet Digger and Daisy! They are brother and sister. These dogs like to explore their world and see new things. Sometimes they agree with each other. Sometimes they disagree. But no matter the situation, one thing always stays the same--their love for...

Meet Digger and Daisy! They are brother and sister. These dogs like to explore their world and see new things. Sometimes they agree with each other. Sometimes they disagree. But no matter the situation, one thing always stays the same--their love and...

Meet Digger and Daisy! They are brother and sister. These dogs like to explore their world and see new things. Sometimes they agree with each other. Sometimes they disagree. But no matter the situation, one thing always stays the same--their love for...

Meet Three he's a whole number who's still finding his place in the world! Readers will join Three as he learns about the importance of whole numbers and how they help us. Students will learn about place value, naming and comparing numbers, rounding,...

Meet Dorothy Fourteen she lives on a farm in Kansas and struggles with measurement in her daily life. One day, Dorothy is whisked away to Metric Land, where she meets a cast of colorful, mathematical characters. There she learns about the metric system...

Meet Alice Twelve, an ordinary girl from Number City. One day she falls into a rabbit hole and finds herself lost in a magical world full of ratios and proportions. Readers will help her as she solves mathematical problems and meets colorful characters...

Meet the Operations Team together they work to fight crime in Number City! Readers will be introduced to the concepts of functions, comparing quantities, estimation, exponents, and mental math as they explore Number City. Students are invited to test...

After a mischievous dog steals the plans for Geometry World, a group of shapes must team up to rebuild it! Join them on their journey to understand planes, points, shapes, and angles in order to recreate their reality. Readers will learn about different...

Join Three and Eight as they dive into the magical world of Polygon Land! There readers will meet colorful quadrilaterals, circles, triangles, composite figures, and more! Students will learn about methods for calculating the areas, perimeters, and...