Imagination Station: Attack at the Arena #2

Paperback

On their quest for the sunstone, the cousins meet Vikings Erik the Red and Leif Eriksson―and find the sunstone as they join Leif on his first voyage to North America. But the adventure is just beginning, for when they return to Mr. Whittaker’s workshop with the sunstone, there is another note waiting for them. What does this note say? Will it take them on another adventure?