AbeBooks offers Magic Tree House Merlin Missions Books 1-25 Boxed Set at USD 49.77. Offer applicable on Minimum order amount of USD 49.77. Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House reader, Grab 1-25 Boxed Set @ USD 49.77 In each adventure, Merlin the magician sends Jack and Annie on an adventure In the magic tree house. Choose expedited shipping for superfast delivery 4-8 business days. This Offer is applicable for all users. Click on Get Offer to check products on offer.