How to make oxygen in Little Alchemy

To make oxygen in Little Alchemy you have to combine this elements:

1. carbon dioxide + plant
2. plant + sun

Oxygen Step by Step

How do I combine the necessary elements to create oxygen in Little Alchemy?
Here we show you the walkthrough, just follow the steps below:

1 fire + water = steam

2 air + water = rain

3 earth + rain = plant

4 air + steam = cloud

5 air + cloud = sky

6 fire + sky = Sun

7 plant + Sun = oxygen

Below you can see a video tutorial on how to make oxygen in Little Alchemy:

+ steel = rust
+ wine = vinegar