@Book{OL969125M,
    title: {Elevator magic},
    author: {Stuart J. Murphy},
    publisher: {HarperCollins},
    year: {1997},
    place: {New York, NY},
}

@Book{OL659716M,
    title: {Three pigs, one wolf, and seven magic shapes},
    author: {Grace Maccarone and David Neuhaus},
    publisher: {Scholastic},
    year: {1997},
    place: {New York},
}

@Book{OL1435291M,
    title: {The shape of things},
    author: {Dayle Ann Dodds},
    publisher: {Candlewick Press},
    year: {1994},
    place: {Cambridge, Mass},
}

@Book{OL2534138M,
    title: {Ten black dots},
    author: {Donald Crews},
    publisher: {Greenwillow Books},
    year: {1986},
    place: {New York},
}

@Book{OL372634M,
    title: {Twice my size},
    author: {Mitchell, Adrian},
    publisher: {Millbrook Press},
    year: {1999},
    place: {Brookfield, Conn},
}

@Book{OL6788493M,
    title: {Math for All Seasons},
    author: {Greg Tang},
    publisher: {Scholastic Press},
    year: {2002},
    place: {New York},
}

@Book{OL9580215M,
    title: {How Big Is Big?},
    author: {Harriet Ziefert},
    publisher: {Tandem Library},
    year: {1999},
}

@Book{OL7727072M,
    title: {Cubes, Cones, Cylinders, \& Spheres},
    author: {Tana Hoban},
    publisher: {Greenwillow},
    year: {2000},
}

@Book{OL28796680M,
    title: {Albert the Muffin-Maker},
    author: {Eleanor May},
    publisher: {Kane Press, Inc.},
    year: {2014},
}

@Book{OL25004811M,
    title: {Comparing numbers!},
    author: {M. W. Penn},
    publisher: {Capstone Press},
    year: {2012},
    place: {Mankato, Minn},
}

@Book{OL1546518M,
    title: {12 ways to get to 11},
    author: {Eve Merriam},
    publisher: {Simon \& Schuster Books for Young Readers},
    year: {1993},
    place: {New York},
}

@Book{OL20989751M,
    title: {Mouse shapes},
    author: {Ellen Stoll Walsh},
    publisher: {Harcourt},
    year: {2007},
    place: {Orlando},
}

@Book{OL26920540M,
    title: {Mice mischief},
    author: {Caroline Stills},
    year: {2014},
}

@Book{OL7520942M,
    title: {How Big Is a Foot?},
    author: {Rolf Myller},
    publisher: {Yearling},
    year: {1991},
}

@Book{OL7886101M,
    title: {Domino Addition},
    author: {Lynette Long},
}

@Book{OL2536722M,
    title: {Shapes, shapes, shapes},
    author: {Tana Hoban},
    publisher: {Greenwillow Books},
    year: {1986},
    place: {New York},
}

@Author{OL238088A,
    name: {Tana Hoban},
    birth_date: {1917}
    , death_date: {2006}
}