Animated Lesson Video Examples by Subject (with Topics to Copy)

Real animated educational video examples made with GenPixy for biology, physics, health, and more, plus ready-to-copy lesson video topics for every subject.

Oct 18, 2026 3 min read

Six lesson video examples made with GenPixy: the heart, the blue sky, the Moon, vaccines, the rainforest, and photosynthesis

Looking for animated educational video examples for your class? This page shows real lesson videos made with GenPixy, sorted by subject. It also gives you ready-to-copy topics for each subject. Every video came from one sentence, no editing.

And you can make videos like these for free. The steps are in how to make a lesson video with AI.

Science video examples

Biology: how does the heart pump blood?

Topic: "How does your heart pump blood around your whole body?" Full Color style, 16:9.

Biology: how do trees eat sunlight?

Topic: "How do trees eat sunlight?" Whiteboard style with Big board, 16:9.

Physics: why is the sky blue?

Topic: "Why is the sky blue?" Whiteboard style, 16:9, 30 seconds.

Physics: how do cats always land on their feet?

Topic: "How do cats always land on their feet?" Whiteboard style, 16:9.

Space: what if the Moon disappeared?

Topic: "What would happen if the Moon disappeared?" Full Color style, 16:9.

Health education video example

Topic: "How do vaccines train your immune system?" Whiteboard style, 16:9.

Biology Short for phones

Topic: "How do octopuses change color in the blink of an eye?" Full Color style, 9:16.

Lesson video topics to copy, by subject

Copy a topic, paste it into DrawGen, and add the grade level if you want.

Subject	Example topics
Biology	How do white blood cells fight germs? · Explain photosynthesis for 7th grade · What is the difference between a virus and bacteria?
Physics	Why do steel ships float? · How does a rainbow form? · What is friction?
Chemistry	Why does iron rust? · What is pH and why does it matter?
Math	Fractions for beginners · Why can't we divide by zero? · Probability explained with dice
Geography	Why do some countries have many earthquakes? · How do monsoons work?
History	What caused World War I? · How were the pyramids built? · Why did the Roman Empire fall?
Economics	What is inflation? Explain it with grocery prices · How do banks make money?
English	When do we use "a" and "an"? · Simple past tense for beginners
Computer science	How does the internet send a message? · What is an algorithm? Explain it with a recipe
Health and PE	Why do we warm up before exercise? · What happens in our body when we sleep?

Tips for your own lesson videos

Use Whiteboard for step-by-step ideas, such as processes, formulas, and timelines.
Use Full Color for lesson openers and short videos for the class group.
Use Landscape 16:9 for projectors and Portrait 9:16 for phones.
One video, one idea. Free videos are up to 60 seconds, which is enough for one clear concept. With credits, videos can be up to 10 minutes long.
Watch before class. GenPixy uses AI, and AI can make mistakes. Check important facts against your textbook.

Common questions

Can I remake these examples with the same topic?

Yes. Type the same topic into DrawGen and choose your style and language. The result won't be exactly the same, since the AI makes a new video each time.

Can I make the same lesson in another language?

Yes. The narrator can speak more than 70 languages. Pick English or Indonesian. Or use Auto and write the topic in the language you want.

How many free videos can I make?

You can make up to 3 videos per day, each up to 60 seconds at 720p. Free videos have a GenPixy watermark.

Make your own lesson video example

Create a free GenPixy account and copy one of the topics above. The full steps are in how to make a lesson video with AI.