Children's Mathematics, Second Edition: Cognitively Guided InstructionThomas P Carpenter, Elizabeth Fennema, Megan Loef Franke, Linda Levi, Susan B. Empson · First published 2014Open the Tome
Extending Children's Mathematics : Fractions & DecimalsSusan B. Empson, Linda Levi · First published 2011Open the Tome
Children's MathematicsThomas P. Carpenter, Elizabeth Fennema, Linda Levi, Megan Loef Franke, Susan B. Empson · First published 1999 · Latest edition 2000Open the Tome
