S1·E40 The Tombliboos and the Pontipine children Build an Arch
Aired October 19, 2007
Synopsis
The Pontipines are out for a walk in the garden when the children stay behind in the pile of stones. Inside the Tombliboo house the Tombliboos build an arch out of their bricks, while the Pontipine children make an arch out of the stones. All play going under and through!