LEGO 45829
UNEARTHED Challenge Set

LEGO 45829 UNEARTHED Challenge Set box image
Set number
45829
Theme
FIRST LEGO League
Pieces
1,742 pcs
Year
2025
Used & parts
See price history & best time to buy

Prices may vary — please check each store. Links may include affiliate (advertising) links.

How many parts to go?
Can you build this from what you own?
Just pick the sets you own — see this set's completion rate and missing parts instantly.
① Tap the sets you own (pick a few)
② Or add by number (optional)

“UNEARTHED Challenge Set” is LEGO® “FIRST LEGO League” theme set number 45829. Released in 2025, it has 1,742 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.

Part breakdown 480 types

Color split (most first)
Light Bluish Gray×397
Dark Bluish Gray×288
Black×247
Red×172
Tan×142
Reddish Brown×128
Blue×89
Green×74
White×43
Lime×35
Medium Azure×32
Yellow×25
Main parts (most used first)
61332 Technic Pin with Friction Ridges Lengthwise with No Center Slots
Black · ×170
89678 Technic Pin 1/2 with Friction
Red · ×94
42924 Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot
Blue · ×53
3673 Technic Pin without Friction Ridges Lengthwise
Light Bluish Gray · ×28
43093 Technic Axle Pin with Friction Ridges Lengthwise
Blue · ×27
32062 Technic Axle 2 Notched
Red · ×25
54200 Slope 30° 1 x 1 x 2/3 (Cheese Slope)
Dark Bluish Gray · ×20
3069b Tile 1 x 2 with Groove
Green · ×16
39888 Technic Pin Long without Friction Ridges, with Anti-Roll Notch
Tan · ×15
3040b Slope 45° 2 x 1 with Bottom Pin
Light Bluish Gray · ×14
3749 Technic Axle Pin without Friction Ridges Lengthwise
Tan · ×13
3068bpr9289 Tile 2 x 2 with Yellow Windrose, 'UNEARTHED' print
White · ×12
32524 Technic Beam 1 x 7 Thick
Green · ×12
65304 Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole]
Light Bluish Gray · ×12
85984 Slope 30° 1 x 2 x 2/3
Dark Bluish Gray · ×12
32525 Technic Beam 1 x 11 Thick
Reddish Brown · ×11
11214 Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle
Dark Bluish Gray · ×10
2393 Technic Pin Connector Hub Perpendicular 3L with 2 Pins
Light Bluish Gray · ×10
3070b Tile 1 x 1 with Groove
Lime · ×10
32123b Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced
Light Bluish Gray · ×10
54200 Slope 30° 1 x 1 x 2/3 (Cheese Slope)
Tan · ×10
6141 Plate Round 1 x 1 with Solid Stud
Dark Bluish Gray · ×10
18654 Technic Pin Connector Round 1L [Beam]
Dark Bluish Gray · ×9
3024 Plate 1 x 1
Lime · ×9

More “FIRST LEGO League” theme sets

Re:GO is an unofficial service and is not affiliated with the LEGO Group. LEGO® is a trademark of the LEGO Group. Data is based on Rebrickable and others.