%% Complete tour of the same show anchors / show keys overlays used by nodes.
\documentclass{article}
\usepackage[paperwidth=22cm,paperheight=17cm,margin=8mm]{geometry}
\usepackage{tikzphysics}
\pagestyle{empty}
\newcommand{\tourpage}[4]{%
  \noindent{\large\bfseries #1}\par\medskip
  \begin{center}
  \begin{tikzpicture}
    \node[#2,show anchors,show keys,
      physics debug/anchor list={#3},
      physics debug/anchor families={#4},
      physics debug/anchor samples={0,50,100}] (N) {};
  \end{tikzpicture}
  \end{center}
  \clearpage}
\begin{document}
\tourpage{Platform: floor, transition, and wall}
  {platform-right,pulley edge,platform width=6cm,platform depth=2cm}
  {surface,pulley-center,wall-root,wall-center}
  {surface,transition,wall-surface}
\tourpage{Wedge: usable incline and pulley-edge transition}
  {wedge,pulley edge,wedge width=6cm,wedge angle=30}
  {bl,br,top,pulley-center,wall-root,centroid}
  {surface,transition}
\tourpage{Curved ramp: floor, arc, and back}
  {curved-ramp,curved ramp radius=4cm,curved ramp angle=75}
  {surface-start,curve-start,curve-end,back-top}
  {floor,curve,back}
\tourpage{Fluid tank: named attachment points}
  {fluid tank,fluid={width=4cm,height=3cm}}
  {surface,left-surface,right-surface,north west,north east,south west,south east}
  {}
\tourpage{Mirror: reflecting and rear surfaces}
  {concave-mirror}
  {vertex,surface-top,surface-bottom}
  {surface,front,back}
\tourpage{Cartesian element: every boundary}
  {rectangular element,element width=2cm,element height=1cm}
  {center,centroid}
  {top,right,bottom,left}
\noindent{\large\bfseries Paths and pics use reference cards}\par\medskip
\begin{tikzpicture}
  \physicshelp{spring}
  \physicshelp[xshift=10cm]{fluid tank diagram}
\end{tikzpicture}
\end{document}