The Section command can be used to create a collapsible section within a Group.  The contents of the section are passed as a list of math, strings, or calls to Text or Math canvas structures.

The option expanded=false will initialize the section in the collapsed state.

$\mathrm{with}\left(\mathrm{DocumentTools}:-\mathrm{Canvas}\right)\:$

$\mathrm{cv}≔\mathrm{NewCanvas}\left(\left[\mathrm{Text}\left(''Sketch\; the\; graph\; of:\; \%1''\,3^{1+2x}\right)\,\mathrm{Group}\left(\left[\mathrm{Section}\left(\left[''Solution''\,\mathrm{StaticPlot}\left(\mathrm{plot}\left(3^{1+2x}\right)\right)\right]\,'\mathrm{expanded}'=\mathrm{false}\right)\right]\right)\right]\right)\:$

$\mathrm{ShowCanvas}\left(\mathrm{cv}\right)$

$\mathrm{ShareCanvas}\left(\mathrm{cv}\right)$

The DocumentTools[Canvas][Section] command was introduced in Maple 2025.

For more information on Maple 2025 changes, see Updates in Maple 2025.