The Henry Heckelbeck Collection 페이퍼백 4종 박스 세트 (미국판)

The Henry Heckelbeck 시리즈 페이퍼백 13종 세트 (미국판)

Henry Heckelbeck #9: Henry Heckelbeck Is Out of This World (미국판)

Henry Heckelbeck #14: Henry Heckelbeck Makes Super Slime (미국판)

Henry Heckelbeck #7: Henry Heckelbeck Spy vs. Spy (미국판)

Henry Heckelbeck #11: Henry Heckelbeck and the Great Frog Escape (미국판)

Henry Heckelbeck #8: Henry Heckelbeck Builds a Robot (미국판)

Henry Heckelbeck #3: Henry Heckelbeck and the Haunted Hideout (미국판)

Henry Heckelbeck #12: Henry Heckelbeck and the High-Dive Dare (미국판)

Henry Heckelbeck #13: Henry Heckelbeck Breaks a Leg (미국판)

Henry Heckelbeck #10: Henry Heckelbeck Chills Out (미국판)

Henry Heckelbeck #4: Henry Heckelbeck Spells Trouble (미국판)

Henry Heckelbeck #1: Henry Heckelbeck Gets a Dragon (미국판)

Henry Heckelbeck #2: Henry Heckelbeck Never Cheats (미국판)

Henry Heckelbeck #5: Henry Heckelbeck and the Race Car Derby (미국판)

Henry Heckelbeck #6: Henry Heckelbeck Dinosaur Hunter (미국판)