How To See Germs Spread Experiment (Coronavirus) Mark Rober 8:37 4 years ago 37 156 599 Далее Скачать
Video experiment shows how easily germs and viruses can spread in restaurants Just the News 0:34 4 years ago 5 371 Далее Скачать
Germs for kids | What are Germs? | How do germs spread? | How do we see germs? learning junction 3:53 3 years ago 686 966 Далее Скачать
How to see Germs Spread Experiments and Wash your hands Healthy Tips!!! Ryan's World 7:48 4 years ago 3 707 262 Далее Скачать
Germs for Kids | Learn all about bacteria, viruses, fungi, and protozoa Learn Bright 9:40 2 years ago 1 907 434 Далее Скачать
Video shows how far germs travel when flushing toilet The Independent 0:22 1 year ago 154 338 Далее Скачать
Seeing Germs on Locks - How To See Germs Spread From Door Locks Silver Eagle Locksmith 9:29 4 years ago 5 083 Далее Скачать
The Invisible Challenge II – Spread of bacteria in hospital settings Folkehelseinstituttet 2:13 6 years ago 353 081 Далее Скачать
How Germs Spread | Explaining the Science for Kids Cincinnati Children's 2:05 10 years ago 2 443 086 Далее Скачать
School Experiment Shows Just How Easily Germs Are Spread CBS Philadelphia 2:37 6 years ago 97 524 Далее Скачать
dust in our nails in microscope view #shorts #microscope #nails #germs Mr Mck 0:17 2 years ago 2 240 611 Далее Скачать
This is what the bacteria on your hands looks like under a microscope CNA 2:27 6 years ago 392 194 Далее Скачать
