If you're ready for a challenge, learn to make the classic and versatile clamshell box. Learn some essential tricks for creating accurate parts for your box, the advantages of double wall constructions, factors to consider when scaling your box and managing your adhesives for best results. You'll cut your own box parts, assemble the shells and hone your skills as you cover your box with book cloth. Using a spreadsheet to simplify specification of the many box parts is discussed. Some binding experience is recommended.