sphermin
Try a task
72 free tasks · updated as the solver runs

Pick a puzzle.

Coloured balls are placed for you; white holes are the segments you must return. Solve on screen, then build it in your hands. Every colour also carries its letter — readable for everyone.

Already own a ball puzzle? Show only what you can build:
????J?J??JDJD??DTTKK?D?J??KKK?HHHHH
Beginner4 to find
????J?J??JDJD??DLLLL?D?J??TTL?HHHHH
Beginner4 to find
????J?J??JMJM?????TTGMGJMG??MGHHHHH
Beginner4 to find
?O?OJOJ??J?J?O???OTTG?GJ?G???GHHHHH
Beginner4 to find
????J?J??JRJR?TR???RGRGJ?G??TGHHHHH
Beginner4 to find
?T?K?KT?K????K??LLLLG?G??GK?LGHHHHH
Beginner4 to find
?C?C?C??C?M?MT??TKKK?M??M?KKM?HHHHH
Beginner4 to find
??????????O?OT?OTKKKGOG??GKKOGHHHHH
Beginner4 to find
???GF?G??JUFG?FJ????TTGJJJ?F??HHHHH
Beginner4 to find
?U???????????TFFT?KKG?GFFGKKKGHHHHH
Beginner4 to find
?L?G?LG?L?U?GL??FF??TTG???LFF?HHHHH
Beginner4 to find
?M?M?M??M?G?GM?G?FFGTTU?????FFHHHHH
Beginner4 to find
?G?U?G??OOT??G?OFF??T???OOGFF?HHHHH
Beginner4 to find
?G?F?FG?FU???F?GRRRRTT????R??GHHHHH
Beginner4 to find
????U????ST???SF??SFGTGSFG?SFGHHHHH
Beginner4 to find
???GJ?F??GRFJ?F????GTTRFRJ?RJ?URJ?G
Beginner4 to find
???K?KM?KJ?MMKUJ?????MMJJJK???HHHHH
Beginner4 to find
?R?RJRJ??J?J?R??LLLL?U?J??RL??HHHHH
Beginner4 to find
?M?M?M??MJGG?G?JGM?RU??JJJRRRR?????
Beginner4 to find
???UJ?J??JRJR??RO?OR?R?J??OOO?HHHHH
Beginner4 to find
?U?KOKO?K??O?K??LLLL???O??KOL?HHHHH
Beginner4 to find
????O?O??OUOK??KMMOK?K??K?MMM?HHHHH
Beginner4 to find
???K?KM?KS?MMKSS?????MMSSUK???HHHHH
Beginner4 to find
?U?KOKO?KORORK?R??OR?R????K???HHHHH
Beginner4 to find
??????????D?D??DTTKK?D????KKK?HHHHH
Intermediate5 to find
??????????D?D??DLLLL?D????TTL?HHHHH
Intermediate5 to find
????J?J??JMJM?????TT?M?JM???M?HHHHH
Intermediate5 to find
?O?OJOJ??J?J?O???OTT???J??????HHHHH
Intermediate5 to find
????J?J??JRJR?TR???R?R?J????T?HHHHH
Intermediate5 to find
?T?K?KT?K????K??LLLL??????K?L?HHHHH
Intermediate5 to find
?C?C?C??C?M?MT??T????M??M???M?HHHHH
Intermediate5 to find
??????????O?OT?OTKKK?O????KKO?HHHHH
Intermediate5 to find
???G??G??JU?G??J????TTGJJJ????HHHHH
Intermediate5 to find
?U???????????TFFT?KK???FF?KKK?HHHHH
Intermediate5 to find
?L?G?LG?L?U?GL??????TTG???L???HHHHH
Intermediate5 to find
?M?M?M??M?G?GM?G???GTTU???????HHHHH
Intermediate5 to find
?G?U?G??OOT??G?O????T???OOG???HHHHH
Intermediate5 to find
?G????G??U?????GRRRRTT????R??GHHHHH
Intermediate5 to find
????U????ST???S???S?GTGS?G?S?GHHHHH
Intermediate5 to find
???GJ????GR?J??????GTTR?RJ?RJ?URJ?G
Intermediate5 to find
???K?KM?KJ?MMKUJ?????MMJJJK????????
Intermediate5 to find
?R?R?R???????R??LLLL?U????RL??HHHHH
Intermediate5 to find
?M?M?M??M?GG?G??GM?RU?????RRRR?????
Intermediate5 to find
???U??????R?R??RO?OR?R????OOO?HHHHH
Intermediate5 to find
?U??O?O????O????LLLL???O???OL?HHHHH
Intermediate5 to find
????O?O??OUO????MMO???????MMM?HHHHH
Intermediate5 to find
???K?KM?KS?MMKSS?????MMSSUK????????
Intermediate5 to find
?U??O?O??OROR??R??OR?R????????HHHHH
Intermediate5 to find
??????????D?D??DTT???D????????HHHHH
Advanced6 to find
??????????D?D??D?????D????TT??HHHHH
Advanced6 to find
??????????M?M?????TT?M??M???M?HHHHH
Advanced6 to find
?O?O?O???????O???OTT??????????HHHHH
Advanced6 to find
??????????R?RB?R???R?R??B??B??HHHHH
Advanced6 to find
?T????T?????????LLLL????????L?HHHHH
Advanced6 to find
?C?C?C??C????T??T?????????????HHHHH
Advanced6 to find
??????????O?OT?OT????O??????O?HHHHH
Advanced6 to find
?????????JU????J????TT?JJJ????HHHHH
Advanced6 to find
?U???????????TFFT??????FF?????HHHHH
Advanced6 to find
?L???L??L?U??L??????TT????L???HHHHH
Advanced6 to find
?M?M?M??M?G?GM?G???GTTU????????????
Advanced6 to find
?G?U?G??OOT??G?O????T???OOG????????
Advanced6 to find
?G????G??U?????GRRRRTT????R??G?????
Advanced6 to find
????U????ST???S???S??T?S???S??HHHHH
Advanced6 to find
????J?????R?J???????TTR?RJ?RJ?URJ??
Advanced6 to find
???K?KM?K??MMKU??????MM???K????????
Advanced6 to find
?R?R?R???????R???????U????R???HHHHH
Advanced6 to find
??????????GG?G??G??RU?????RRRR?????
Advanced6 to find
???U??????R?R??R???R?R????????HHHHH
Advanced6 to find
?U??O?O????O???????????O???O??HHHHH
Advanced6 to find
????O?O??OUO??????O???????????HHHHH
Advanced6 to find
??????M??S?MM?SS?????MMSSU?????????
Advanced6 to find
?U????????R?R??R???R?R????????HHHHH
Advanced6 to find

Genius puzzles aren't in the free library — the hardest, most elegant ones live in the brochure.