Very few plants can tolerate standing water. Here are some that can.
An interesting native wildflower that grows naturally in wet meadows is chelone lyonii.
If you are looking for a plant to play with and have a young child handy you can count chickens and group chickens and make up stories about them.
To ensure your houseplant's health, its important to remember to water it correctly. There a few factors that contribute to your plants watering needs.