squats are taxing for sure! they will possibly keep your metabolism a little higher for an extended time afterwards. but squats are considered an anaerobic exercise and cardio is aerobic, so during the exercise youre likely to burn more calories doing cardio. but youre also more likely to stimulate a prolonged calorie burning effect after doing squats. maybe try this.. and it could be a good alternative,..
do a low weight set of bb squats ass to ground and keep the reps as fast as possible. go until you can no longer safely perform them. follow that set immediately with 30 seconds of high knee runs (in place if needed) rest for 20-30 seconds then repeat for a total of 10 mins you will be huffing and puffing and drenched I would suspect. the over all effect should be exactly what you want..
don't forget the dexaprine and forskilin 95 !