Hot! - Sister-brother-tube-galore 2

(e.g., a story about siblings and a specific "tube" related activity like rafting or a science project). Is it a reference to a specific video or piece of media?

re-routed the air pressure in the side-pipes to create a vacuum effect, launching them upward. Sister-brother-tube-galore 2

Is it a sequel to a day at a water park or a "tubing" trip down a river? Creative DIY: Sister-brother-tube-galore 2