Math

There are rows of beach chairs at a seashore. Stripes on the chairs make an alternating pattern: red, white, red, white. Wind blows the sand and moves it around, making a wavy pattern. Four… More →

A row of snowmen makes an alternating pattern: big, small, big, small. Tracks in the snow from a dog form a pattern of paw prints. A single tiny snowflake has a pattern made up of many… More →

Meet Belinda. She's a witch who loves to count things in her creepy castle. Unfortunately, it's not always so easy to find the things she's looking for. In this enchanting new counting book,… More →

What could be more fun than counting with a witch in her creepy castle or comparing numbers with a scary vampire? In this enchanting new series, a spooky twist makes basic math skills and… More →

Meet a ghost who loves to skip count in his haunted home. In this enchanting new book, kids will tour a creepy castle with a ghostly guide and learn to count by twos, fives, and even tens.… More →

Spots on a Dalmatian. The alternating colors on subway seats. A row of snowmen in an icy field. What do these things have in common? They're all patterns! This new series, developed… More →

A family walking down the street makes an alternating pattern: tall, short, tall, short. The buttons on an elevator form a pattern of circles. A huge staircase goes round and round, making a… More →

Meet a pair of playful monster mathematicians who love odd and even numbers. In this enchanting new book, kids will accompany the two monsters as they sort through groups of spooky and… More →

The wooden boards of a bench make a pattern of lines. A slide in a playground swirls around, making a spiral pattern. A group of ducks floating in a pond makes an alternating pattern: brown,… More →

In a scorching desert, a rattlesnake moves sideways, making a wavy pattern in the sand. Clumps of round cactuses form a pattern of circles. The colorful shell of a tortoise forms two… More →

Meet a vampire who loves to count, guess, and compare numbers in and around his creepy castle. In this enchanting new book, kids help sort piles of pumpkins, spiders, and other spooky objects More →

Deep in a jungle, a colorful, striped snake slithers on the ground. The stripes on its skin make an alternating pattern: black, yellow, red, black, yellow, red. Black dots on a tree frog's… More →