Amanda Bean's amazing dream : a mathematical story

by Neuschwander, Cindy.
Published 1998

Sir Cumference and the first round table : a math adventure

by Neuschwander, Cindy.
Published 1997

Sir Cumference and the Viking's map : a math adventure

by Neuschwander, Cindy.
Published 2012

Sir Cumference and the sword in the cone

by Neuschwander, Cindy.
Published 2003

Sir Cumference and the Great Knight of Angleland : a math adventure

by Neuschwander, Cindy.
Published 2001

Sir Cumference and the Isle of Immeter : a math adventure

by Neuschwander, Cindy.
Published 2006

Sir Cumference and all the king's tens

by Neuschwander, Cindy.
Published 2009

Sir Cumference and the dragon of pi : a math adventure

by Neuschwander, Cindy.
Published 1999

Sir Cumference and the roundabout battle

by Neuschwander, Cindy
Published 2015