海量图书期刊资源,随时随地畅享阅读乐趣
Fraction Concepts Held by Young ChildrenAgnes G. Gunderson and Ethel Gunderson · The Arithmetic Teacher · 1957
A. A. Milne and Today's Seven-Year-OldsEthel Gunderson and Agnes G. Gunderson · Elementary English · 1962
What Numbers Mean to Young Children: Number Concepts Compared With a 1940 StudyAgnes G. Gunderson and Ethel Gunderson · The Arithmetic Teacher · 1959
Arithmetoonsby Lowry W. HardingReview by: Agnes G. Gunderson · The Arithmetic Teacher · 1957
Simplified PhonicsAgnes G. Gunderson · The Elementary School Journal · 1939
The Young Child and Word MeaningsAgnes G. Gunderson · The Elementary English Review · 1942
Writing Vocabularies of Seven-Year-OldsAgnes G. Gunderson · The Elementary School Journal · 1943
Writing Vocabularies of Seven-Year-OldsGunderson, Agnes G. · The Elementary School Journal · 1943
Ponderings on Pocket-sized PolyhedraS. Louise Gould · The Mathematics Teacher · 2012
What Are These Things Called Variables?SIGRID WAGNER · The Mathematics Teacher · 1983
The Many Uses of Algebraic VariablesRandolph A. Philipp · The Mathematics Teacher · 1992
Finding Skewed Lattice RectanglesDick J. Smith and Eric F. Errthum · The Mathematics Teacher · 2012
Babylonian QuadraticsROBERT D. McMILLAN · The Mathematics Teacher · 1984
Understanding Connections between Equations and GraphsEric J. Knuth · The Mathematics Teacher · 2000
The Purple Milk ProblemKasi C. Allen · The Mathematics Teacher · 2012
The Birthday Problem, EmpiricallyDustin L. Jones · The Mathematics Teacher · 2012