Cosmos and Crystals

500 pieces

Trefl
37499

5900511374995

EJJ - online

Difficulty

Challenging 12% harder than average

Based on completion times relative to other puzzles with the same piece count.

Confidence

24 solves · Medium confidence

Time Prediction

~48min Range: 35min - 64min

Based on average completion times for this puzzle.

Memorability

1.3x Moderate

How much faster people get on repeat solves.

Skill Sensitivity

1.5x Moderate

How much skill level affects solving time.

Median: 01:17:15
Average: 01:26:56

	Name	Time
1.	Wiktor K	00:39:02 13.07.2025 PPM 12.81 More (1x) 00:44:29 20.02.2025 PPM 11.24 1st try
2.	Nina S	00:42:40 25.08.2025 PPM 11.72 1st try
3.	Rachael C	00:45:02 12.07.2025 PPM 11.1 More (1x) 00:57:28 10.07.2025 PPM 8.7 1st try
4.	Maja	00:47:09 02.01.2026 PPM 10.6 1st try
5.	Tereza K.	00:47:30 13.01.2025 PPM 10.53 1st try
6.	Wewe	00:47:53 15.07.2025 PPM 10.44 More (1x) 00:49:34 06.05.2025 PPM 10.09 1st try
7.	Lenka HM	00:48:53 15.06.2025 PPM 10.23 1st try
8.	Iryna	00:50:26 01.07.2025 PPM 9.91 1st try
9.	Chiara	00:50:51 19.07.2025 PPM 9.83 1st try
10.	Verena K	00:51:52 02.07.2025 PPM 9.64 More (1x) 01:00:03 02.07.2025 PPM 8.33 1st try
11.	Maky	00:52:50 09.01.2025 PPM 9.46 1st try
12.	Hanna	00:53:05 06.02.2025 PPM 9.42 1st try
13.	Viki puzzles	00:55:16 02.07.2025 PPM 9.05
14.	Anna Kazana	00:55:43 06.12.2025 PPM 8.97 1st try
15.	Annemie	00:56:37 29.03.2025 PPM 8.83 1st try
15.	Wulka	00:56:37 03.07.2025 PPM 8.83 1st try
17.	Alex S	00:57:50 31.12.2025 PPM 8.65 More (1x) 01:05:04 01.06.2025 PPM 7.68 1st try
18.	Martin P.	00:58:03 09.07.2025 PPM 8.61 1st try
19.	Emilia Liberman	00:58:24 07.07.2025 PPM 8.56 1st try
20.	Astrid	00:58:25 03.07.2025 PPM 8.56 1st try
21.	Sisasuku	00:59:22 01.07.2025 PPM 8.42 More (1x) 01:00:46 21.02.2025 PPM 8.23 1st try
22.	Anna Smith 🧩	00:59:46 25.03.2025 PPM 8.37 More (3x) 01:04:40 24.03.2025 PPM 7.73 01:12:44 21.03.2025 PPM 6.87 01:08:07 19.02.2025 PPM 7.34 1st try
23.	Petra B.C.	00:59:58 23.01.2026 PPM 8.34 More (1x) 01:08:12 05.01.2026 PPM 7.33 1st try
24.	Puzz_ellen	01:00:28 23.09.2025 PPM 8.27 1st try
25.	Barbara	01:02:46 26.01.2026 PPM 7.97
26.	Ejiil	01:03:42 03.07.2025 PPM 7.85 1st try
27.	SteffiK	01:04:07 02.07.2025 PPM 7.8 1st try
28.	Derya Yildirim Vilner	01:04:32 02.07.2025 PPM 7.75 More (1x) 01:16:27 01.07.2025 PPM 6.54 1st try
29.	lyme	01:05:36 17.12.2025 PPM 7.62 1st try
30.	Daria B.	01:05:37 30.01.2025 PPM 7.62 1st try
31.	Ricarda W.	01:05:38 11.01.2026 PPM 7.62
32.	Zane V	01:05:46 26.04.2026 PPM 7.6 More (1x) 01:32:23 23.06.2025 PPM 5.41 1st try
33.	Nanne	01:07:11 02.07.2025 PPM 7.44 1st try
34.	KáčaDou	01:07:18 29.07.2025 PPM 7.43 More (1x) 01:18:25 28.07.2025 PPM 6.38 1st try
35.	Michelle Kasper	01:07:49 01.05.2025 PPM 7.37 1st try
36.	Ifka	01:08:10 30.08.2025 PPM 7.33 1st try
37.	MadaraBePuzzling	01:08:14 02.07.2025 PPM 7.33 1st try
38.	Rozebeest	01:08:21 07.11.2025 PPM 7.32 1st try
39.	Petra	01:08:28 15.12.2024 PPM 7.3 More (1x) 01:12:28 15.10.2024 PPM 6.9
40.	Marie D	01:09:27 30.09.2025 PPM 7.2 1st try
41.	Tekla R.	01:10:10 16.04.2026 PPM 7.13 1st try
42.	Lise	01:10:11 02.02.2026 PPM 7.12
43.	Arya	01:10:20 26.04.2026 PPM 7.11 1st try
44.	Ülle	01:10:45 18.04.2026 PPM 7.07 1st try
45.	Guzza Puzzles	01:11:10 19.08.2025 PPM 7.03 1st try
46.	Karin K	01:11:30 06.08.2025 PPM 6.99 1st try
47.	Ruut	01:11:34 02.10.2025 PPM 6.99 1st try
48.	Pavla Kyriánová	01:11:42 25.03.2025 PPM 6.97 1st try
49.	Freja	01:11:53 02.07.2025 PPM 6.96 1st try
50.	misice	01:11:58 14.12.2024 PPM 6.95 More (1x) 01:35:47 09.12.2024 PPM 5.22 1st try
51.	franka_puzzles	01:12:23 29.05.2025 PPM 6.91 1st try
52.	Garolin	01:12:48 01.03.2025 PPM 6.87 1st try
53.	Elien (Lost In Puzzleland)	01:13:05 19.11.2025 PPM 6.84 1st try
54.	Stijn	01:13:11 18.04.2025 PPM 6.83 1st try
55.	Alja	01:13:15 28.01.2026 PPM 6.83
56.	#YLB5RJ	01:13:49 26.09.2025 PPM 6.77 More (1x) 01:27:17 25.09.2025 PPM 5.73
57.	Vestrit	01:14:12 26.06.2025 PPM 6.74 1st try
58.	Patrick I.	01:14:18 01.07.2025 PPM 6.73 1st try
59.	Veronica Nes	01:14:30 02.09.2025 PPM 6.71 1st try More (1x) 01:14:30 02.09.2025 PPM 6.71 1st try
60.	Lavinia I	01:15:18 12.02.2026 PPM 6.64
61.	Hanka R.	01:15:22 06.07.2025 PPM 6.63
62.	Sara K	01:15:26 03.07.2025 PPM 6.63 1st try
63.	Magdalena K.	01:15:32 16.06.2025 PPM 6.62
64.	Maria R.	01:15:37 04.02.2025 PPM 6.61 1st try
65.	Zdeněk Černohouz	01:15:58 23.04.2026 PPM 6.58 More (1x) 01:22:25 18.04.2026 PPM 6.07 1st try
66.	Gosia Kaniewska	01:17:15 27.02.2025 PPM 6.47 1st try
67.	KajsaPÖ	01:17:25 07.11.2025 PPM 6.46 1st try
68.	Rosmarii	01:18:13 26.08.2025 PPM 6.39 More (1x) 01:34:13 02.07.2025 PPM 5.31 1st try
69.	ghettokartoffel	01:18:30 20.08.2025 PPM 6.37 1st try
70.	Jenny	01:19:31 02.07.2025 PPM 6.29 1st try
71.	Simonka	01:19:59 03.02.2025 PPM 6.25 1st try
72.	Matthieu Bacquey	01:20:34 10.03.2026 PPM 6.21 More (2x) 01:30:46 20.11.2025 PPM 5.51 01:26:57 19.10.2025 PPM 5.75 1st try
73.	Bára E.	01:20:52 03.02.2025 PPM 6.18 1st try
74.	Vroni	01:23:30 14.07.2025 PPM 5.99 1st try
75.	egils.vernavs	01:25:17 27.04.2026 PPM 5.86
76.	Sara R	01:25:58 16.10.2025 PPM 5.82 1st try
77.	Anne	01:26:05 07.12.2025 PPM 5.81 1st try
78.	Claudia	01:26:56 18.05.2025 PPM 5.75 1st try
79.	Ramona A.	01:26:57 27.07.2025 PPM 5.75 1st try
80.	Dany	01:27:11 14.08.2025 PPM 5.74 1st try
81.	Ieva O.	01:27:47 15.05.2025 PPM 5.7 More (1x) 01:45:50 17.12.2024 PPM 4.72 1st try
82.	Maija	01:27:51 07.12.2025 PPM 5.69 1st try More (1x) 01:27:57 07.12.2025 PPM 5.69 1st try
83.	Saka.puzzles	01:28:04 23.06.2025 PPM 5.68 1st try
84.	EliShi	01:28:36 05.02.2025 PPM 5.64 1st try
85.	AgneseSte	01:28:41 26.12.2024 PPM 5.64 1st try
86.	Purrfect.time	01:30:12 28.03.2025 PPM 5.54 1st try
87.	Wiola	01:31:30 31.08.2025 PPM 5.46 1st try
88.	Isa	01:31:51 01.09.2025 PPM 5.44 1st try
89.	johy	01:31:58 16.07.2025 PPM 5.44 1st try
90.	Kristine	01:33:30 20.03.2025 PPM 5.35 1st try
91.	Sandra	01:35:13 21.01.2026 PPM 5.25 1st try
92.	Rui Barata	01:35:42 09.08.2025 PPM 5.22 1st try
93.	Nadia \| puzzle.mom	01:36:35 01.07.2025 PPM 5.18 1st try EJJ
94.	Sanna R.	01:37:31 16.07.2025 PPM 5.13 1st try
95.	Kriszta17	01:38:17 01.07.2025 PPM 5.09 1st try
96.	LesPuzzlesdeBlitz	01:41:12 06.03.2025 PPM 4.94 1st try
97.	JH	01:42:08 16.12.2025 PPM 4.9 More (1x) 01:52:47 27.04.2025 PPM 4.43 1st try
98.	Maria TB	01:43:04 03.07.2025 PPM 4.85 1st try
99.	natach59250	01:43:34 16.02.2026 PPM 4.83
100.	Denča	01:44:04 20.02.2026 PPM 4.8 1st try
101.	Anu	01:44:24 04.10.2025 PPM 4.79 1st try
102.	Saiph	01:44:50 07.04.2025 PPM 4.77 1st try
103.	Eszter92	01:44:56 07.03.2026 PPM 4.76 1st try
104.	Kerstin H.	01:46:50 29.08.2025 PPM 4.68 1st try
105.	HHH	01:48:04 25.05.2025 PPM 4.63 1st try
106.	Ginny	01:49:15 21.09.2025 PPM 4.58 More (1x) 02:04:25 27.06.2025 PPM 4.02 1st try
107.	Crafthopper	01:50:40 16.08.2025 PPM 4.52 1st try
108.	Ivka	01:53:21 23.08.2025 PPM 4.41 1st try
109.	AnnaSjöberg	01:53:24 02.02.2026 PPM 4.41 1st try Unboxed
110.	Natascha	01:53:33 02.07.2025 PPM 4.4 1st try
111.	PuzzlePanda	01:53:36 15.08.2025 PPM 4.4 1st try
112.	Kristiina	01:57:47 01.07.2025 PPM 4.25 More (1x) 02:25:03 12.05.2025 PPM 3.45 1st try
113.	Lůca	01:58:56 02.03.2025 PPM 4.2 1st try
114.	Jaggy	02:00:00 27.07.2025 PPM 4.17 1st try
115.	tepat	02:00:36 20.06.2025 PPM 4.15 1st try
116.	Alexandra Victoria	02:00:55 24.12.2025 PPM 4.14 1st try
117.	Anna-Sophie	02:05:18 09.08.2025 PPM 3.99 1st try
118.	🧩 Vanja	02:07:21 15.01.2025 PPM 3.93 1st try
119.	Lina	02:07:40 16.01.2025 PPM 3.92 1st try
120.	Kitty	02:08:49 23.01.2026 PPM 3.88 More (1x) 02:41:43 27.11.2025 PPM 3.09 1st try
121.	Grete	02:16:51 03.09.2025 PPM 3.65 1st try More (1x) 02:18:19 22.09.2025 PPM 3.61
122.	Afreysee	02:19:58 07.11.2025 PPM 3.57 1st try
123.	Jane Rain	02:28:00 29.11.2024 PPM 3.38
124.	lemononmars	02:31:00 15.04.2026 PPM 3.31
125.	DeeDeePuzzles	02:32:44 27.12.2024 PPM 3.27 1st try
126.	Beni	02:44:10 27.09.2025 PPM 3.05 1st try
127.	Ana-Maria Sitaru	02:49:57 06.03.2026 PPM 2.94 1st try
128.	Indrė Mekšėnaitė	02:50:13 09.08.2025 PPM 2.94 1st try
129.	Janine/ Walle	02:55:10 11.09.2025 PPM 2.85 1st try
130.	Pedro Prates	02:57:26 24.12.2024 PPM 2.82
131.	Marc	03:20:11 06.07.2025 PPM 2.5 1st try