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Best sellers, best building Kits for Ages 3+

We also think that you deserve the best. That’s why on this page, we ranked building Kits for Ages 3+ from the most sold to the least sold. You have 748 products to choose from. Customers have the most interest in Ravensburger 245864 GraviTrax Junior Dinosaurs Starter Set L, which you can buy for 49.90 € incl. VAT. If you’re intrested in building Kits for Ages 3+ in terms of the highest reviews, then look at the building Kits for Ages 3+ reviews and tests category.
All building Kits for Ages 3+
All from 748
Ravensburger 245864 GraviTrax Junior Dinosaurs Starter Set L - Ball Track
Ravensburger 245864 GraviTrax Junior Dinosaurs Starter Set L
49.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI50 24.95 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 50 % s kódom ALZADNI50. Kliknite a kód sa uplatní automaticky. 
Ball Track for boys and girls, suitable for children from 3 years
Added to cart
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LEGO® DUPLO® 10428 Large Interactive Community Train - LEGO Set
LEGO® DUPLO® 10428 Large Interactive Community Train
123.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
LEGO Set for children, suitable from the age of 3 years, mobile application, theme: Trains, launched in 2025, 103 pc(s)
Added to cart
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LEGO® DUPLO® 10478 Creative Ramps with Cars 3 in 1 - LEGO Set
LEGO® DUPLO® 10478 Creative Ramps with Cars 3 in 1
Discounted -16 % 59.90 € 71.99 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
LEGO Set for children, suitable from the age of 3 years, theme: Cars and Means of transport, launched in 2026 - new releases, 111 pc(s)
Added to cart
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LEGO® DUPLO® Town 10480 Forest of discovery and wild animals - LEGO Set
LEGO® DUPLO® Town 10480 Forest of discovery and wild animals
Discounted -14 % 69.90 € 81.99 €
In stock > 5 pcs
Buy with code ALZADNI15 59.42 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
LEGO Set for children, suitable from the age of 3 years, theme: Nature and Animals, launched in 2026 - new releases, 131 pc(s)
Added to cart
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Little Dutch Forest Friends Magnetic Game - Building Set
Little Dutch Forest Friends Magnetic Game
16.90 €
In stock 2 pcs at the supplier's
Buy with code ALZADNI10 15.21 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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Magnetic kit 46 pieces - Building Set
Magnetic kit 46 pieces
27.90 €
In stock > 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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Connetix Tiles 102 - Building Set
Connetix Tiles 102
118.81 €
In stock > 5 pcs at the supplier's
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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iMex Toys Magnetic building set 100 pieces in minecraft style - Building Set
iMex Toys Magnetic building set 100 pieces in minecraft style
29.46 €
In stock > 5 pcs at the supplier's
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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Foam pad playpen 25 pcs black and white - Foam Puzzle
Foam pad playpen 25 pcs black and white
20.57 €
In stock > 10 pcs at the supplier's
Buy with code ALZADNI15 17.48 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Foam Puzzle for girls and boys alike, 25 pieces in package, theme: animals, characteristics: floor and contrastive, piece size: 30 × 30cmcm, suitable from 3 years
Added to cart
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Two kids Multifunctional board 6in1 - Puzzle
Two kids Multifunctional board 6in1
14.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Puzzle - insertion puzzle, to the nursery, the alphabet motif, digits and means of transport, material wood, suitable from 3+ years
Added to cart
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COSING EVA Puzzle Pad - Shapes (10 pcs) - Foam Puzzle
COSING EVA Puzzle Pad - Shapes (10 pcs)
12.47 €
In stock > 10 pcs
4 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 10.60 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Foam Puzzle for girls and boys alike, 10 pieces in package, theme: shapes, characteristics: floor, piece size: 32 × 32cmcm, suitable from 3 years
Added to cart
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Ravensburger Puzzle 056811 Paw Patrol: Four Brave Protectors 15 Pieces - Jigsaw Puzzle
Ravensburger Puzzle 056811 Paw Patrol: Four Brave Protectors 15 Pieces
5.09 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 4.07 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Jigsaw Puzzle , 15 pieces in package, theme: fairy tales, known from Paw Patrol, characteristics: logical, suitable from 3 years
Added to cart
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Magnetic table Farm 102 pieces - Jigsaw Puzzle
Magnetic table Farm 102 pieces
13.78 €
In stock > 10 pcs at the supplier's
Jigsaw Puzzle for girls and boys alike, theme: means of transport, people, garden and animals, characteristics: irregular shape and magnetic, suitable from 3 years
Added to cart
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LEGO® DUPLO® 10476 Construction Site and Vehicles 3 in 1 - LEGO Set
LEGO® DUPLO® 10476 Construction Site and Vehicles 3 in 1
77.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
LEGO Set for children, suitable from the age of 3 years, theme: Excavators, Means of transport and Buildings, launched in 2026 - new releases, 84 pc(s)
Added to cart
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Plastica Foam Puzzle "Water Sticker Animals", 26 pieces - Bath Stickers
Plastica Foam Puzzle "Water Sticker Animals", 26 pieces
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Bath Stickers , suitable from 1 year
Added to cart
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Connetix Tiles - Magnetic building set PASTEL 202 pieces - Building Set
Connetix Tiles - Magnetic building set PASTEL 202 pieces
250.76 €
In stock 3 pcs at the supplier's
Building Set , suitable for children from 3 years
Added to cart
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Coblo Magnetic Construction Set 200 pieces - School box with cards - Building Set
Coblo Magnetic Construction Set 200 pieces - School box with cards
242.33 €
In stock 3 pcs at the supplier's
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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Picasso Basic Building Blocks - Building Set
Picasso Basic Building Blocks
54.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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Merkur Helicopter Mil Mi-24 - Building Set
Merkur Helicopter Mil Mi-24
55.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Building Set for boys and girls, suitable for children from 3 years
Added to cart
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LEGO® DUPLO® 10423 Buildable People with Big Emotions - LEGO Set
LEGO® DUPLO® 10423 Buildable People with Big Emotions
49.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI35 32.44 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 35 % s kódom ALZADNI35. Kliknite a kód sa uplatní automaticky.
LEGO Set for children, suitable from the age of 3 years, theme: People and Shapes, launched in 2024, 71 pc(s)
Added to cart
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Toybit Magnetic Construction Set Minecraft TNT Amethyst Lava building expresion 120 pcs - Building Set
Toybit Magnetic Construction Set Minecraft TNT Amethyst Lava building expresion 120 pcs
40.42 €
In stock > 5 pcs at the supplier's
Building Set boys, suitable for children from 3 years
Added to cart
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Cheva Basket Full of Dice 2 kg in plastic box - Building Set
Cheva Basket Full of Dice 2 kg in plastic box
36.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Building Set , suitable for children from 3 years
Added to cart
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COSING EVA Puzzle mat - Animals (10 pcs) - Foam Puzzle
COSING EVA Puzzle mat - Animals (10 pcs)
15.90 €
In stock > 10 pcs at the supplier's
4 colors
Buy with code ALZADNI15 13.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Foam Puzzle for girls and boys alike, 10 pieces in package, theme: animals, characteristics: floor, piece size: 32 × 32cmcm, suitable from 3 years
Added to cart
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Picasso Magnetic Glitter Blocks - Building Set
Picasso Magnetic Glitter Blocks
New arrival 33.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Building Set girls, suitable for children from 3 years
Added to cart
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24 more...
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