how can i be more active without anything to do?

ok, i know i need about 60 minuits of physical activity a day, but how can i do that
my house is already clean so i cant do that
itstoo cold to go out and do anything
and i dont have like a treadmil or anything
and i dont have a car to go anywhere

and another question...
what can i all do in a workout for it too add up to about 20-30 min

push ups
chin ups
lunges
squats
1 leg squats
running on the spot
jumping jacks
jump squats
tabata squats
while watching tv do planks while the commercials are on and see if you can hold it for the entire commercial set
shadow boxing
yoga...or stretchin in general
cardio kickboxing