The video features a challenge where two participants, Aayu and his dad, take turns opening boxes numbered from 1 to 10. Each box contains a task or item that must be done or eaten a corresponding number of times to its number. The challenges include eating a piece of cake, drinking water, eating a raw onion and bottle guard, making origami shapes, drinking juices, doing somersaults, applying temporary tattoos, skipping, doing push-ups, and eating candies. The participants have fun and learn new things, such as making origami shapes, throughout the challenge.
Here are the key facts from the text:
1. The challenge is called the "1 to 10 challenge".
2. There are 10 boxes, each with a task or item inside.
3. The task or item must be completed or eaten a number of times corresponding to the box number.
4. The challenge is done by two people, Aayu and the narrator (who is referred to as "dad").
5. The first box contains a cake, which the narrator eats.
6. The second box contains two water bottles, which Aayu drinks.
7. The third box contains an onion, which the narrator eats.
8. The fourth box contains an origami classmate notebook, which the narrator and Aayu use to make origami shapes.
9. The fifth box contains a note that says "Drink 5 juices", which the narrator completes.
10. The sixth box contains a note that says "Somersault 6 times", which Aayu completes.
11. The seventh box contains temporary tattoos, which the narrator applies to himself and Aayu.
12. The eighth box contains a note that says "Skip 8 times", which Aayu completes.
13. The ninth box contains a note that says "Do 9 push-ups", which the narrator completes.
14. The tenth box contains 10 candies, which Aayu eats.