NAEP 1996 mathematics state report for Mississippi /

"NCES 97-974 MS"--P. [4] of cover.

NAEP 1996 mathematics state report for Washington /

"NCES 97-974 WA"--P. [4] of cover.

Perceptual factors and meanings of symbolic information elements. Volume I, executive summary.

Mode of access: Internet.

Perceptual factors and meanings of symbolic information elements. Volume II, technical report.

Mode of access: Internet.

Course and curriculum improvement materials : mathematics, science, social sciences.

Updates and replaces the pre-college portions of NSF 68-24, Released textbooks, films, and other teaching materials.

On the study and difficulties of mathematics /

First edition, 1831.