Why does mama want to break the spell cast on the family by using the ultra glide?

Mama wants to break the spell cast on the family by using the Ultra Glide because she believes it symbolizes hope and the possibility of a better future. The Ultra Glide represents a connection to the outside world and the dreams of a brighter life, which can help her family overcome their struggles. By using it, she hopes to restore love and unity within the family, ultimately breaking free from the burdens that hold them back.