Weekly Challenge are Achievements available under the Special tab within the Achievements menu. A new Weekly Challenge Achievements arrives every Friday at 08:00 (8:00 a.m.) GMT. Once completed, they appear under the Finished Achievements tab.
2024
Date | Order |
---|---|
15 Mar 2024 | Plastics (current) |
8 Mar 2024 | Local Maglevs |
1 Mar 2024 | Borax |
16 Feb 2024 | Marble |
9 Feb 2024 | Bismuth |
2 Feb 2024 | IT Steam |
26 Jan 2024 | Wolfram |
19 Jan 2024 | Aerogel |
12 Jan 2024 | IT Electrics |
5 Jan 2024 | Fuel |
2023
Date | Order |
---|---|
29 Dec 2023 | Lithium |
22 Dec 2023 | Local Sets |
15 Dec 2023 | Nanotubes |
8 Dec 2023 | IT Hyperloops |
1 Dec 2023 | Local Diesel |
24 Nov 2023 | IT Maglevs |
17 Nov 2023 | Local Electrics |
10 Nov 2023 | Wood |
3 Nov 2023 | Cement |
27 Oct 2023 | IT Diesels |
20 Oct 2023 | Bricks |
13 Oct 2023 | Silicon |
6 Oct 2023 | Rubber |
29 Sep 2023 | Gravel |
22 Sep 2023 | Xenon |
15 Sep 2023 | U-235 |
8 Sep 2023 | Local Hyperloops |
1 Sep 2023 | Glass |
25 Aug 2023 | Local Steams |
18 Aug 2023 | Nails |
11 Aug 2023 | IT Sets |
4 Aug 2023 | Steel |
28 Jul 2023 | Titanium |
21 Jul 2023 | Neodymium |
14 Jul 2023 | Plastics |
7 Jul 2023 | Local Maglevs |
30 Jun 2023 | Borax |
23 Jun 2023 | Carbon |
16 Jun 2023 | Marble |
9 Jun 2023 | Bismuth |
2 Jun 2023 | IT Steam |
26 May 2023 | Wolfram |
19 May 2023 | Aerogel |
12 May 2023 | IT Electrics |
5 May 2023 | Fuel |
28 Apr 2023 | Lithium |
21 Apr 2023 | Local Sets |
14 Apr 2023 | Nanotubes |
7 Apr 2023 | IT Hyperloops |
31 Mar 2023 | Local Diesel |
24 Mar 2023 | IT Maglevs |
17 Mar 2023 | Local Electrics |
10 Mar 2023 | Wood |
3 Mar 2023 | Cement |
24 Feb 2023 | IT Diesels |
17 Feb 2023 | Bricks |
10 Feb 2023 | Silicon |
3 Feb 2023 | Rubber |
27 Jan 2023 | Gravel |
20 Jan 2023 | Xenon |
13 Jan 2023 | U-235 |
6 Jan 2023 | Local Hyperloops |
2022
Date | Order |
---|---|
30 Dec 2022 | Glass |
23 Dec 2022 | Local Steams |
16 Dec 2022 | Nails |
9 Dec 2022 | IT Sets |
2 Dec 2022 | Steel |
25 Nov 2022 | Titanium |
18 Nov 2022 | Neodymium |
11 Nov 2022 | Plastics |
4 Nov 2022 | Local Maglevs |
28 Oct 2022 | Borax |
21 Oct 2022 | Carbon |
14 Oct 2022 | Marble |
7 Oct 2022 | Bismuth |
30 Sep 2022 | IT Steam |
23 Sep 2022 | Wolfram |
16 Sep 2022 | Aerogel |
9 Sep 2022 | IT Electrics |
2 Sep 2022 | Fuel |
26 Aug 2022 | Lithium |
19 Aug 2022 | Local Sets |
12 Aug 2022 | Nanotubes |
5 Aug 2022 | IT Hyperloops |
29 Jul 2022 | Local Diesel |
22 Jul 2022 | IT Maglevs |
15 Jul 2022 | Local Electrics |
8 Jul 2022 | Wood |
1 Jul 2022 | Cement |
24 Jun 2022 | IT Diesels |
17 Jun 2022 | Bricks |
10 Jun 2022 | Silicon |
3 Jun 2022 | Rubber |
27 May 2022 | Gravel |
20 May 2022 | Xenon |
13 May 2022 | U-235 |
6 May 2022 | Local Hyperloops |
29 Apr 2022 | Glass |
22 Apr 2022 | Local Steams |
15 Apr 2022 | Nails |
8 Apr 2022 | IT Sets |
1 Apr 2022 | Steel |
25 Mar 2022 | Titanium |
18 Mar 2022 | Neodymium |
11 Mar 2022 | Plastics |
4 Mar 2022 | Local Maglevs |
25 Feb 2022 | Borax |
18 Feb 2022 | Carbon |
11 Feb 2022 | Marble |
4 Feb 2022 | Bismuth |
28 Jan 2022 | IT Steam |
21 Jan 2022 | Wolfram |
14 Jan 2022 | Aerogel |
7 Jan 2022 | IT Electrics |
2021
Date | Order |
---|---|
31 Dec 2021 | Fuel |
24 Dec 2021 | Lithium |
17 Dec 2021 | Local Sets |
10 Dec 2021 | Nanotubes |
3 Dec 2021 | IT Hyperloops |
26 Nov 2021 | Local Diesel |
19 Nov 2021 | IT Maglevs |
12 Nov 2021 | Local Electrics |
5 Nov 2021 | Wood |
29 Oct 2021 | Cement |
22 Oct 2021 | IT Diesels |
15 Oct 2021 | Bricks |
8 Oct 2021 | Silicon |
1 Oct 2021 | Rubber |
24 Sep 2021 | Gravel |
17 Sep 2021 | Xenon |
10 Sep 2021 | U-235 |
3 Sep 2021 | Local Hyperloops |
27 Aug 2021 | Glass |
20 Aug 2021 | Local Steams |
13 Aug 2021 | Nails |
6 Aug 2021 | IT Sets |
30 Jul 2021 | Steel |
23 Jul 2021 | Titanium |
16 Jul 2021 | Neodymium |
9 Jul 2021 | Plastics |
2 Jul 2021 | Local Maglevs |
25 Jun 2021 | Glass |
18 Jun 2021 | IT Sets |
11 Jun 2021 | Bismuth |
4 Jun 2021 | Local Maglevs |
28 May 2021 | Bricks |
21 May 2021 | Lithium |
14 May 2021 | Nails |
7 May 2021 | Local Sets |
30 Apr 2021 | IT Maglevs |
23 Apr 2021 | Borax |
16 Apr 2021 | Wood |
9 Apr 2021 | Local Hyperloops |
2 Apr 2021 | Neodymium |
26 Mar 2021 | IT Steam |
19 Mar 2021 | Rubber |
12 Mar 2021 | Plastics |
5 Mar 2021 | Local Maglevs |
26 Feb 2021 | Wolfram |
19 Feb 2021 | Wires |
12 Feb 2021 | IT Electrics |
5 Feb 2021 | Marble |
29 Jan 2021 | Nanotubes |
22 Jan 2021 | Titanium |
15 Jan 2021 | IT Hyperloops |
8 Jan 2021 | Carbon |
1 Jan 2021 | Local Sets |
2020
Date | Order |
---|---|
25 Dec 2020 | Neodymium |
18 Dec 2020 | Rubber |
11 Dec 2020 | IT Electrics |
4 Dec 2020 | Steel |
27 Nov 2020 | Local Steams |
20 Nov 2020 | Local Diesel |
13 Nov 2020 | Xenon |
6 Nov 2020 | Local Maglevs |
30 Oct 2020 | U-235 |
23 Oct 2020 | Aerogel |
16 Oct 2020 | Cement |
9 Oct 2020 | IT Maglevs |
2 Oct 2020 | Bismuth |
25 Sep 2020 | Fuel |
18 Sep 2020 | Gravel |
11 Sep 2020 | Silicon |
4 Sep 2020 | IT Diesels |
28 Aug 2020 | Glass |
21 Aug 2020 | IT Sets |
14 Aug 2020 | Lithium |
7 Aug 2020 | Nails |
31 Jul 2020 | IT Steam |
24 Jul 2020 | Borax |
17 Jul 2020 | Wood |
10 Jul 2020 | Local Electrics |
3 Jul 2020 | Bricks |
26 Jun 2020 | Local Hyperloops |
19 Jun 2020 | Local Sets |
12 Jun 2020 | Nanotubes |
5 Jun 2020 | Wires |
29 May 2020 | Marble |
22 May 2020 | Titanium |
15 May 2020 | IT Hyperloops |
8 May 2020 | Carbon |
1 May 2020 | Wolfram |
24 Apr 2020 | U-235 |
17 Apr 2020 | Local Maglevs |
10 Apr 2020 | Aerogel |
3 Apr 2020 | Steel |
27 Mar 2020 | Local Diesel |
16 Mar 2020 | Local Steams |
9 Mar 2020 | Plastics |
2 Mar 2020 | Xenon |
24 Feb 2020 | Cement |
17 Feb 2020 | IT Maglevs |
10 Feb 2020 | Bismuth |
3 Feb 2020 | Fuel |
27 Jan 2020 | Gravel |
20 Jan 2020 | Local Hyperloops |
13 Jan 2020 | Silicon |
6 Jan 2020 | IT Diesels |
2019
Date | Order |
---|---|
30 Dec 2019 | Glass |
23 Dec 2019 | Local Steams |
16 Dec 2019 | Local Electrics |
9 Dec 2019 | Bricks |
2 Dec 2019 | IT Sets |
25 Nov 2019 | Lithium |
18 Nov 2019 | IT Steam |
11 Nov 2019 | Nails |
4 Nov 2019 | Local Maglevs |
28 Oct 2019 | Borax |
21 Oct 2019 | IT Hyperloops |
14 Oct 2019 | Local Sets |
7 Oct 2019 | Wolfram |
30 Sep 2019 | Local Diesel |
23 Sep 2019 | Wood |