How many pieces does the LEGO Aliya's Baby Sister's Playroom (42645-1) have?

The LEGO Aliya's Baby Sister's Playroom set (42645-1) contains 125 pieces. It was released in 2025 as part of the LEGO Friends theme.

How can I find missing parts for LEGO set 42645-1?

On BrickMissing you can check which parts from the LEGO Aliya's Baby Sister's Playroom (42645-1) you already own. Add your LEGO collection and we'll show exactly which of the 125 pieces you're missing and which you already have.

Can I build the LEGO Aliya's Baby Sister's Playroom with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 125 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Aliya's Baby Sister's Playroom from?

The LEGO Aliya's Baby Sister's Playroom (42645-1) belongs to the LEGO Friends theme. You can browse all Friends sets on BrickMissing to find more sets from this theme.

Aliya's Baby Sister's Playroom

42645-1 Friends 2025 125 parts 7% repair risk Intermediate

Witness moments of friendship and care with the LEGO Friends Aliya's Baby Sister's Playroom (42645), a 125-piece set. Aliya and Liann look after Aliya's baby sister, Amalia, in her playroom. The scene includes a feeding table with a clever flip function, designed to show the mess of baby mealtimes. Amalia has a crib for naps and a play area featuring a slide, a playmat, a ball pit, and a rocking duck ride. A plushie-style LEGO piece decorates the space. For outings, the friends use Amalia's baby stroller, engaging with interactive elements like the table's precise flip mechanism.

Parts Inventory

🧱 125 parts

Part	Color	Qty	LEGO price each
Sticker Sheet for Set 42645-1 10110444	Unknown	1×	Check price → View
Tile Round 1 x 2 1126	Bright Pink	1×	€0,13 View at LEGO → View
Hat / Cap Short Curved Bill with Seams and Hole on Top 11303	Red	1×	€0,29 View at LEGO → View
Plate Special 1 x 2 with Pin Hole on Top 11458	Yellow	1×	€0,10 View at LEGO → View
Slope Curved 4 x 1 Inverted 13547	Yellow	1×	€0,16 View at LEGO → View
Brick 1 x 1 x 3 14716	Dark Azure	1×	€0,13 View at LEGO → View
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573	Red	1×	€0,06 View at LEGO → View
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573	Bright Green	1×	€0,06 View at LEGO → View
Tile 4 x 4 1751	White	1×	€0,52 View at LEGO → View
Plate Special Round 2 x 2 with Center Stud (Jumper Plate) 18674	Bright Green	1×	€0,07 View at LEGO → View
Equipment Baby Bottle with Handle 18855	Light Aqua	1×	€0,18 View at LEGO → View
Tile Special 1 x 2 Grille with Bottom Groove 2412b	White	4×	€0,06 View at LEGO → View

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Repairability

Can you fix Aliya's Baby Sister's Playroom if a piece goes missing?

7%Moderate repair risk

easy to fixguard this box

6 of the 86 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.

Theme average

6.2%

All sets

6.7%

Hardest to replace

Sticker Sheet for Set 42645-1 · Unknown · only this setMinidoll Baby Body · Medium Nougat · only this setPillow Plush Toy · Bright Light Orange · only this set

How we calculate this →