A video shows a group of children competing to build the best secret room, with the boys' team building a room with a pool table, colored lights, and a giant inflatable pool filled with colored balls, while the girls' team builds a room with a TV, a diary, and a secret hiding place. The children also engage in various activities, such as playing darts, watching movies, and having a snack. The boys try to gather information about the girls' crushes by reading their diary, and the girls discover that the boys are trying to spy on them. In the end, the children decide to play a prank on each other using a clown mask, with the boys trying to scare the girls while they are asleep.
Here are the key facts extracted from the text:
1. A challenge is made to build a secret room for girls versus a secret room for boys.
2. The boys decide to put a giant pool in their room and fill it with colored balls.
3. The boys also bring a pool table and a darts game to their room.
4. The girls have a pool with balls in their room.
5. The boys and girls engage in a game of darts to see who is the best.
6. The girls have a diary where they write down their secrets.
7. The boys also have a diary where they write down their secrets.
8. The girls and boys reveal their crushes in their diaries.
9. The boys and girls have a meal together, with colored cereals and donuts.
10. The boys plan revenge against the girls for throwing a ball at one of them.
11. The boys use a clown mask to play a joke on the girls.
12. The boys and girls have a secret room that is only accessible to their respective groups.
Note that the text is quite fragmented and appears to be a transcription of a video or audio recording, so some of the "facts" may be incomplete or out of context.