ACTIVITIES:
FORCES
QUESTIONS
QUESTIONS II
PASATIEMPOS
STRUCTURES
GAMES:
STOP DISASTER
Bridge Craft
:
And these are links to an interesting web page with activities about the unit:
TYPES OF EFFORTS
FORCES IN A BRIDGE
LOADS
MATERIALS LAB
SHAPES LAB
Structures
FAILURES BY DESIGN
Constructions
STRUCTURAL ELEMENTS
ARTIFICIAL STRUCTURES
Here you have a video about the construction of a crane:
And another video: