water rockets, poly wash bottle, water, pump
Description:
Fill
rockets
with
water
and
attach
pumps.
Increase
pressure
in
the
rocket
by
using
the
pump.
Release
the
rocket
from
the
pump,
but
try
not
to
be
right
behind
the
rocket
when
you
do
this
as
you
will
end
up
with
a
soaker.