Magic Tree House: Books 7 and 8: Sunset of the Sabertooth, Midnight on the Moon

In Sunset of the Sabertooth, Jack and Annie nearly freeze when the Magic Tree House whisks them back into the time of cave people and wooly mammoths. But nothing can stop them from having another wild adventure, not even a sabertooth tiger!

In Midnight on the Moon, the Magic Tree House whisks Jack and Annie off to the moon and the future. Their mission? To free Morgan le Fay from a terrible spell. Can they do it before the air in their oxygen tank runs out? Will the mysterious moon man help them? And why is Peanut the mouse acting so strange?