What are the tourist attractions in Nanjing that are suitable for parents to take their 3-year-old children to punch in?

Nanjing has many tourist attractions suitable for parents to take their 3-year-old children to punch in. Here are some things you can consider:

1. Nanjing Science and Technology Museum: This is a museum very suitable for children, with many interesting exhibits and interactive experiences, where children can study and play.

2. Greening Expo Playground: This is a large playground with many amusement facilities and activities suitable for children, where children can play and relax.

3. Paleontology Museum: This is a museum very suitable for children. There are many exhibits and interactive experiences about paleontology, where children can learn and understand paleontology.

4. Underwater World: This is a very suitable aquarium for children, with many marine life and interactive experiences, where children can watch and learn.

5. Hongyang Happy World: This is a large theme park with many amusement facilities and activities suitable for children, where children can play and relax.