Books with author Íeda Jónasdóttir Herman

Fourteen-year-old Finna and her twin brother Erik embark on an adventure with their best friend, Kalli and an alien creature that only Finn can see. What started as an exploration of a glacier in Iceland ends up taking them to places they could never have imagined and dangers that they never expected. Using clues from hidden papers written with a secret code, they follow the trail from the Snæfell Mountain to a cavern under the Icelandic glacier and through a mysterious vortex. Along the way, they encounter strange and terrifying creatures, Nordic gods and an alien civilization. After Erik and Kalli are kidnapped, Finna finds she must use her archery expertise, an ancient artifact and all her courage to save them and an entire planet. The fate of the alien world and even the future of Earth depend on her true aim! Can she save them in time?

Finna lost her father in a shipwreck off the coast of Iceland and now her Great-grandfather is missing. Using clues from Great-grandpa's hidden papers written with a secret code, Finna along with her twin brother Erik and their best friend Kelli, set out to solve the mystery of his disappearance. They follow the trail from the Snæfell Mountain to a cavern under the Icelandic glacier and through a mysterious vortex. Along the way, they encounter strange and terrifying creatures, Nordic gods and an alien civilization.After her brother and best friend are kidnapped, Finna finds she must use her archery expertise, an ancient artifact and all her courage to save them and an entire planet. The fate of the alien world and the future of Earth depend on her true aim!