20
B
E
N
D
T
H
E
F
A
N
B
L
A
D
E
S
THIS IS
CALLED THEROLLING
SHUTTER
EFFECT
.
YOU WILL NEED
Handheld fanSmartphoneGo outside on
a bright, sunny
day and turn on
a handheld fan.
Look at it through a
smartphone camera...
something very
strange will happen!1
The blades will
seem to twist
and bend.S
p
in
n
in
g
f
an
b
la
d
es
lo
ok
re
a
ll
y
s
tr
an
g
e^
w
h
en
y
ou
se
e
t
h
e
m
t
h
ro
u
gh
a
s
m
a
rt
p
h
o
n
e^
ca
m
er
a...
NOW
(^) T
RY
(^) T
H
IS
US_020-021_Bend_The_Fan_Blades.indd 20 12/09/2018 15:49