The novel follows the story of a young girl named Meg Murry, her younger brother Charles Wallace, and their friend Calvin O'Keefe as they embark on a cosmic journey to rescue Meg and Charles Wallace's father. The father, a scientist, has been missing since he discovered a new planet using the concept of Tesseract, which is a wrinkle in time. Guided by three mysterious celestial beings, the children travel across different dimensions, face evil forces, and learn about the power of love and self-sacrifice.

In this science fiction-fantasy novel, the protagonist embarks on a time-traveling quest to prevent a global catastrophe. Guided by a unicorn, the protagonist uses a powerful rune to mentally leap through time and space, inhabiting the lives of different people throughout history who are connected to the present-day threat. As the protagonist influences the actions of these individuals, the narrative weaves a complex tapestry of interconnected events, emphasizing themes of family, love, and the interconnectedness of all things. The story challenges the protagonist to understand the ripple effects of actions across time, ultimately aiming to alter the course of history to save the world from impending doom.

In the novel, two teenage brothers accidentally travel back in time to the era just before the biblical flood. Stranded in a pre-deluvian world filled with seraphim, nephilim, and other mystical beings, they find themselves embroiled in the lives and struggles of the people of that time. As they search for a way back to their own time, they encounter love, temptation, and the impending catastrophe of the great flood, learning valuable lessons about responsibility and the complexity of human nature along the way.

"The Crown of Dalemark" is the fourth and final book in the Dalemark Quartet series by Diana Wynne Jones. The story follows Maewen, a young girl who is transported from her own time to the land of Dalemark where she becomes involved in a dangerous struggle for the throne. With the help of her friends, Maewen embarks on a journey to find the missing crown of Dalemark and restore the rightful ruler to the throne. Along the way, she discovers the truth about her own past and the role she must play in the future of Dalemark. The book is a thrilling conclusion to the series, filled with magic, adventure, and unexpected twists.

"The Freedom Maze" by Delia Sherman is a time-travel adventure story about a thirteen-year-old girl named Sophie who is sent back in time to the year 1860. Sophie, who is half African-American and half white, finds herself living on a Louisiana plantation where she is mistaken for a slave. As she struggles to survive in her new environment, she learns about the harsh realities of slavery and the importance of fighting for freedom. With the help of some unexpected allies, Sophie embarks on a dangerous journey to find her way back to her own time while also confronting the injustices of the past.