Age Range: 6 - 10 years Grade Level: 2 - 3 Lexile Measure: 570L Paperback: 40 pages Publisher: HarperCollins (August 25, 1999) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches Room for Ripley (Capacity): The guppy in the pet store ripples through the water as he swims, so Carlos names him Ripley....

Age Range: 6 - 10 years Grade Level: 1 - 2 Lexile Measure: 90L Paperback: 40 pages Publisher: HarperCollins (August 25, 1999) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches Monkeys ride in 2s, tumble by 3s, and march in 4s -- and readers can count them up as the parade goes by!

Age Range: 4 - 8 years Grade Level: Preschool - 2 Lexile Measure: AD360L Paperback: 40 pages Publisher: GREAT SOURCE; 1 edition (November 15, 2000) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches The yellow cars beep! The red cars vroom! As Molly plays with her big brothers toy cars, readers...

Age Range: 6 - 10 years Grade Level: 2 - 3 Lexile Measure: 400L Paperback: 40 pages Publisher: HarperCollins; English Language edition (January 5, 2000) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches Dave's Down-to-Earth Rock Shop (Classifying): Budding geologists Josh and Amy are crazy about...

Age Range: 4 - 8 years Grade Level: Preschool and up Lexile Measure: 170L Paperback: 40 pages Publisher: HarperCollins (August 22, 2000) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches Monster Musical Chairs Every time the music stops, one more monster is OUT! Kids won't be able to sit still...

Age Range: 6 - 10 years Grade Level: 1 - 2 Lexile Measure: 150L Paperback: 40 pages Publisher: HarperCollins; MathStart 2 edition (August 21, 2001) Language: English Product Dimensions: 10 x 0.1 x 8 inches Captain Invincible and his intrepid space-dog, Comet, are on a perilous journey back to Earth!...

Age Range: 6 - 10 years Grade Level: 2 - 02 Lexile Measure: 390L Paperback: 40 pages Publisher: GREAT SOURCE; 1 edition (August 22, 2000) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches Game Time! (Time): Last year, the Falcons were the soccer league champs. Can the Huskies beat them this...

Age Range: 4 - 8 years Grade Level: Preschool - 3 Lexile Measure: 420 Paperback: 40 pages Publisher: HarperCollins (December 26, 2000) Language: English Product Dimensions: 9.8 x 8 inches Missing Mittens Every animal on Farmer Bill's farm is missing one mitten. Readers can investigate odd and even numbers...

Age Range: 6 - 10 years Grade Level: 1 - 2 Lexile Measure: 280L Paperback: 40 pages Publisher: HarperCollins; 1 edition (December 25, 2000) Language: English Product Dimensions: 9.8 x 8 inches Nothing goes right for Jack all day long. He can't find his favorite sneakers, he spills milk on his math homework,...

Age Range: 6 - 10 years Grade Level: 2 - 3 Lexile Measure: 380L Paperback: 40 pages Publisher: HarperCollins (December 26, 2000) Language: English Product Dimensions: 8 x 10 inches Shark Swimathon (Subtracting Two-Digit Numbers): The Ocean City Sharks swim team Gill, Fin, Stripes, Tiny, and the hammerhead...

Age Range: 4 - 8 years Grade Level: Preschool - 2 Lexile Measure: AD480L Paperback: 40 pages Publisher: HarperCollins; 1 edition (August 21, 2001) Language: English Product Dimensions: 10 x 8 inches It's slimy. It's smelly. Its green and it's gooey. It's seaweed soup -- and its Turtle's favorite lunch!...

Age Range: 6 - 10 years Grade Level: 1 - 2 Lexile Measure: 470L Paperback: 40 pages Publisher: HarperCollins (August 22, 2000) Language: English Product Dimensions: 9.8 x 0.1 x 8 inches When Bob and Hannah split something, the two pieces had better be symmetrical--exactly the same. BUt to fly their kite,...

Age Range: 6 - 10 years Grade Level: 2 - 3 Paperback: 40 pages Publisher: HarperCollins (September 14, 2004) Language: English Product Dimensions: 10 x 8 inches Treasure Map (Mapping): Buried treasure! Matthew can't wait to tell his friends in the Elm Street Kids' Club about the cool map he found. It's...

"Maths World is a theme park where children have fun as well as learn mathematics. Keith and his friends, Wei Ling, Bala, and Siti visit the theme park and start to explore some of the areas. Sorting plays an important role in mathematics. This book involves sorting using a variety of ways. For example,...