How to make a math presentation for 4 year old children with Beamer?

Just for fun.

documentclass[11pt]{beamer}
usepackage[utf8]{inputenc}
usepackage[T1]{fontenc}
usepackage{txfonts}
usetheme{default}
usepackage{tikz}
usepackage{tikzlings}
setbeamertemplate{navigation symbols}{}
usepackage[absolute,overlay]{textpos}
TPGrid{3}{4}
defmarmotXPos{0.5}
begin{document}
begin{frame}[label=question]
frametitle{The marmot question}
begin{textblock}{3}(0,marmotXPos)
begin{figure}
begin{tikzpicture}
marmot[scale=1.2,signpost={$1+1=?$},
signcolour= brown!50!black,
signback=green!40!black]
end{tikzpicture}
end{figure}
end{textblock}
begin{textblock}{1}(1,2.7)
The answer is:
hyperlink{correct}{beamergotobutton{2}}
hyperlink{wrong}{beamergotobutton{3}}
hyperlink{wrong}{beamergotobutton{4}}
end{textblock}
end{frame}
begin{frame}[label=correct]
begin{textblock}{3}(0,marmotXPos)
begin{figure}
begin{tikzpicture}
marmot[scale=1.2,signpost={Correct!},
signcolour= brown!50!black,
signback=green!40!black]
end{tikzpicture}
end{figure}
end{textblock}
end{frame}
begin{frame}[label=wrong]
begin{textblock}{3}(0,marmotXPos)
begin{figure}
begin{tikzpicture}
marmot[scale=1.2,signpost={Wrong!},
signcolour= brown!50!black,
signback=green!40!black]
end{tikzpicture}
end{figure}
end{textblock}
hyperlink{question}{beamerreturnbutton{retry}}
end{frame}
end{document}