This theme produces hardcopies styled as hardcopies were prior to version 2.18.
\documentclass[11pt]{amsart}
\usepackage{webwork2}
\usepackage{pslatex}
\usepackage{fullpage}
\parindent=0pt
\begin{document}
\noindent {\large \bfseries \webworkFirstName\ \webworkLastName}
\hfill
{\large \bfseries \webworkCourseName}
\par
\ifx\webworkSetId\empty\else\noindent{\large \bfseries {\webworkLocalizeAssignment\ \webworkSetId\ due \webworkDueDate}}\fi
\medskip\hrule\nobreak\smallskip
{\bfseries\webworkLocalizeProblem~\ifthenelse{\equal{\webworkProblemNumber}{}}{\#}{\webworkProblemNumber}.}
{\bfseries\footnotesize(\ifthenelse{\equal{\webworkProblemWeight}{}}{\#}{\webworkProblemWeight}~\webworkLocalizePoint)}
\nobreak
\smallskip
\vfill
\goodbreak
\hrule
\nobreak
\smallskip
\nobreak\noindent {\tiny Generated by \copyright WeBWorK, https://openwebwork.org, The~WeBWorK~Project}
\newpage%
\setcounter{page}{1}%
\newpage%
\setcounter{page}{1}%
\vfill
\end{document}