I wholeheartedly agree. I would only add to it by saying that it is even more powerful when children and their parent(s) pray together.
More important than the actual evening ritual of praying together is the discipline of praying life together as a family. Consider what might happen as a family prays together.
Each one hears the concerns of the other.
Each family member has the opportunity to be thankful for the ones praying with them.
Each child and their parents has the chance to speak the prayer requests and concerns of the other.
Take the opportunity during Lent to pray together as a family. Perhaps you already do this and can try some new prayer exercises together. Or maybe you have fallen out of the habit of praying together, and this can be a season to experiment with prayer together as a family.
Here are some simple prayer exercises you might try together: