=> Answer: Square
Other interesting riddles from episode 25 of the Lightning Quiz Kids program:
1. How to fit 8 Banh chung into 5 bags, with an even number in each bag?
=> Puzzle Answer: Cut the Banh chung into 5 equal parts, distribute them into 5 bags. As 8 is even, it can be evenly distributed as in the first example.
2. Mai faces south while Đào faces north. Why can they see each other without using a mirror?
=> Answer: The two children stand facing each other.
3. When a peeled orange and an unpeeled orange fall into water, which one will sink?
=> Puzzle Answer: The peeled orange
