chelmsfordpubliclibrary:
Four together create the next stage
chelmsfordpubliclibrary:
Cut out shapes
chelmsfordpubliclibrary:
Make a tetrahedron
chelmsfordpubliclibrary:
taping tetrahedrons
chelmsfordpubliclibrary:
folding tetrahedrons
chelmsfordpubliclibrary:
tetrahedron
chelmsfordpubliclibrary:
precise placement
chelmsfordpubliclibrary:
assembly line
chelmsfordpubliclibrary:
Sierpinski tetrahedrons
chelmsfordpubliclibrary:
point to point
chelmsfordpubliclibrary:
units of 4 tetrahedrons
chelmsfordpubliclibrary:
close up of Stage 2
chelmsfordpubliclibrary:
color coded Stage 3
chelmsfordpubliclibrary:
color coded Stage 3
chelmsfordpubliclibrary:
Color coded stages
chelmsfordpubliclibrary:
Stage 3
chelmsfordpubliclibrary:
assembling the Stage 3s
chelmsfordpubliclibrary:
Sierpinski tetrahedrons
chelmsfordpubliclibrary:
Sierpinski tetrahedrons
chelmsfordpubliclibrary:
Sierpinski tetrahedrons
chelmsfordpubliclibrary:
Sierpinski tetrahedrons
chelmsfordpubliclibrary:
Stage 4 Sierpinski tetrahedrons
chelmsfordpubliclibrary:
planning the 5th stage
chelmsfordpubliclibrary:
ready for Stage 5
chelmsfordpubliclibrary:
success
chelmsfordpubliclibrary:
The fourth unit goes on top
chelmsfordpubliclibrary:
Stage 5
chelmsfordpubliclibrary:
final fixes
chelmsfordpubliclibrary:
core team of builders
chelmsfordpubliclibrary:
the view from the top
