4 T's in a Frame
Level:  2/6
 
Instructions:  Fit all the T's flat into the frame, then try to find 6 different patterns, now try the frame on the other side where only one of the 6 methods will work
 
Type of thinking:  Spacial perception.
 
Measurements:  130mm x 130 x 30
 
Materials:   Birch Ply varnished