BBC Bitesize KS2 Science

science made simple presenter Zoë spent a fun week filming with A and O Productions, and working with motion graphics experts Mint Motion to make 7 short films for the BBC Bitesize website.

These videos are learning resources for KS2 science teachers to use in lessons, all about the human body. The topics are; circulation, respiration, digestion, muscles and bones, growing, teeth, and burps and farts. Click on a picture below to view that video on the BBC Bitesize website.


What does our heart look like? What do arteries, veins and valves do? How does exercise affect our heart rate?



How is oxygen transported around the body? How can you find your lung capacity? What is the air made up of? What makes us sneeze?


How does breakfast affect your day? What happens to food after we eat it? We do a demonstration involving tights and a potato masher to find out!bitesize_digestion

Muscles and Bones

How do our muscles and bones work together to help us move? How do our bones protect us? What are the biggest and smallest bones in our body?

How the human body grows

What happens when we age? How do our bones grow? Why do we look like our parents?bitesize_growing

Why do we burp and break wind?

Why do we burp and fart? What happens when carbon dioxide gas builds up? What do bacteria in our gut have to do with smelly farts?



Comparing the teeth of humans to other animals, and how we can keep them healthy. What’s the difference between an omnivore, herbivore and carnivore? Why should we brush our teeth twice every day?




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Posted in Activity, Biology, Curriculum, News, Primary