A pop-up book spread titled “a Sleight of Type Design”. Interactive overlays demonstrate the unequal shapes in letterforms that otherwise appear equal at first glance.

A deep bow to @kellianderson.bsky.social for the astonishing ambition of Alphabet in Motion. My favorite pop-up mechanisms are those that clearly explain principles of type design that are difficult to show in static images: #KelliAnderson #PopupBooks #TypeDesign #Lettering

THIS BOOK IS A PLANETARIUM - AND OTHER EXTRAORDINARY POP-UP CONTRAPTIONS (2017), paper engineer Kelli Anderson.

A Movable Book a Day: THIS BOOK IS A PLANETARIUM - AND OTHER EXTRAORDINARY POP-UP CONTRAPTIONS (2017), paper engineer Kelli Anderson.
#movableadayin2025 #movablebooks #popupbooks #paperengineering #kellianderson #planetarium #chroniclebooks #booksky