Given it's a story about a family champ, there must be the character of the champ, which is likely a child. Then, there could be supporting characters like the child's mother and father. They could play important roles in either helping the champ achieve something or creating some sort of conflict for the champ to overcome. There might also be a best friend or a pet that is part of the champ's story.
In 'the family champ children's story', the main character is surely the family champ, who is a child. Alongside the champ, there could be an older sibling who is a bit jealous of the champ's status at first but then learns to be proud. The parents would also be important characters. They could be the ones who encourage the champ to be their best, or they might be too busy with their own things and the champ has to find their own way to shine in the family.
I'm not sure specifically as I haven't read it. But it might be about a family champ, perhaps a child who is really good at something in the family context, like being the best at a certain sport or having an amazing talent.
Since I don't know the exact 'champ story', it could be the champ themselves as the main character. There might also be a mentor figure who helps the champ along their journey.
I'm not sure specifically without reading the story, but it's likely to have a main character who is the 'Marble Champ' or striving to be one. There might also be friends or opponents.
There could be the protagonist who is trying to become the marble champ. Maybe there are also some rivals or friends who play important roles. For example, the rivals would be those competing against the main character in the marble competitions, and the friends could be the ones who support or train with the main character.
I'm not sure as I haven't read the specific story, but it could be the marble champ himself/herself and perhaps some friends or opponents in the marble games.
The father is a very important character. He is resourceful and uses his knowledge to help the family survive on the island.
Based on the title, it seems the main characters would be the mom and the person who becomes the state champ, probably her child.
Perhaps it's a little boy who has a special pet. The boy and his pet could be the main characters, going through various experiences like helping their neighbors or solving a mystery in their neighborhood.
In the 'noah children's story', the main character is surely Noah. He is the one who gets the instructions from God to build the ark. His sons, Shem, Ham, and Japheth, are also main characters as they help Noah with the building and are part of the family that is saved. Noah's wife also plays a role. And the animals, which are numerous and diverse, are like a collective character. They represent the life that Noah was tasked to preserve.
I'm not sure as I don't know the 'jeremiah children's story'. It could be Jeremiah himself as a main character, and perhaps his friends or family members.