1.เมื่อนำถุงลมของมนุษย์ออกมาวางต่อกันจะมีขนาดเท่าสนามฟุตบอล

...human air bag? lung?
2.สิ่งที่ทำให้หัวใจมนุษย์เต้นตลอดเวลาคือ pecmaker

...pace-maker is strictly a term for 'artificial heart' mechanism

Science is about 'learning or exploring to understand'; the way some findings presented here is more for 'remembering' or 'recording'. It may be useful but it is more like 'technology'.

I think it is a waste of time and resources to record some data without checking its correctness. I think it would be far better to show pictures of polar bears jumping 6 feet high, butterflies tasting nectar with their legs, and ... kids can learn facts better than remembering lines of text.