Can you stack these sailors without tipping the boat?

Problem Solving: Introduces logic, matching, spatial relationships, critical thinking, and an understanding of cause and effect. 
Fine Motor Skills: Promotes dexterity, hand/eye coordinations, and manipulations. 

Age 24+ Months
Item Number E0423
Product Size L: 19, H: 17.5, W: 6cm
Package Size L: 24, H: 21, W: 7cm
EAN code 6943478002685
Main Materials Wood, Water based paint, Felt
$34.90 SGD