Welcome to Building Block World

Welcome to our online shop for fans of building blocks.

We have been buying and building models for a number of years now and decided to share our passion with fellow enthusiasts. We offer many alternative brands to the market leading brand of Lego and do not endorse these as Lego models. We do not offer Lego models.

All of these kits are compatible with each other (and Lego) and are really great fun to build.

The kits range from static models to fully remote control versions. Small to huge and everything in between. Cars, Lorries, Construction Equipment, Space Models, Architecture, Planes and Helicopters, Motorbikes and Robots - there really is something for everyone of all ages, abilities and budgets.

Feel free to browse our range and start your building journey today. Add more models to build your collection. Create an online account so your details are automatically completed at checkout. Pre order service also available, see our contact page for more details.

We have sold approximately 2291 models and accessories since March 2022.

Our new outlet is now open.

Current business hours are 9am to 3pm on Friday, Saturday and Sunday and 9am to 2pm Monday through to Thursday.

Full details here

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  • This is a fantastic alternative to the 'leading brand' of building blocks. I  first met BBWorld at a show where I bought some 'speed' cars. Me and my parnter were both blown away at how friendly and genuine BBWorld were, and have since bought from their website, each time receiving a quality service feeling like a valued customer. I'll definitely be making many more purchases in the future - Martin A.

  • Made another purchase from BBWorld, and the level of service received from Lee and his family is fantastic again. Its refreshing to be valued from your first purchase through to future ones. They really are genuine people. Thank you again BBWorld - Martin A.

  • I have been an avid fan of Lego for a number of years. However due to their high prices, it was becoming an expensive hobby to keep up! I found Building Block World after searching for a 'less expensive' alternative to Lego and I took a punt and ordered a kit. I have never looked back! Thank you for your excellent kits and excellent service. I will certainly be ordering from you again. - Dave M.

  • I discovered Building Block World after placing an order with mouldking.co.uk and nothing turned up! I would like to thank Lee and Tom for their attention, friendly, honest and excellent customer service. Future orders will be made with you, my faith and confidence now restored. I sincerely hope your business continues to flourish. - Kevin P.

  • Measured up against other online retailers this is the best in the U.K. Retail boxed kits at competitive prices. UK stock with next day delivery available Spare and missing parts from the UK, no long wait from China Personal service with expert advice always available. - Alan W

  • I started off with ordering small models but now onto the big complicated models. Fantastic products, good quality items and service and delivery outstanding. We had a major blip recently when a delivery company said they had delivered, but they hadn't. Contacted Building Block World and had a replacement delivery on my doorstep within 2 working days! 5 star service and would recommend all Lego enthusiasts to buy from here. Thank you for your fantastic service. - David P.

  • Excellent service, goods were superbly packaged and a very keen price. Not had chance to build kit as yet but it all looks good and great value for money. Wonderful communication from Lee making the whole process a delight. - Alan T

  • Excellent web site, easy ordering and fast delivery. Packaging was good and the product was a perfect replacement for the original. I used two M motors to operate the opening doors mechanism on a motorised Bus MOC. Use this site again, as my regular supplier always has items out of stock. Jon M

  • The guys at building block world have been very helpful and offered great assistance with my enquiry and order. Many thanks. - Neil D

  • I ordered this kit on a Sunday, then I received a message on Monday with a picture of my package ready to be dispatched, I received the package on Thursday, I must to say the build quality is outstanding, the instructions are easy to read!,this took me 3 days to build due to work commitments. - Mark S.

  • Ordered the Lamborghini kit from them and it came without delay and the team at building block word kept me up to date with my order via what’s app and I’m very happy with the kit and there professional approach.. would highly recommend them.. I will be using them again very soon for my next kit.. - Mark R.

  • Have used these guys many times and receive an exceptional service every time. The kits are great value for money and my collection is getting quite big now. Thank you for the service so far and I can thoroughly recommend Building Block World. - David S.

  • Great, perfect thank you.. amazing price and in the UK.. arrived perfect and will build soon.. nice alternative to Lego and much cheaper.. will buy again when I can - David R.

  • Honestly, at first I had doubts, but if you don't try you don't know. So I am very satisfied with this product, it has the qualities of an original lego: strong and at an affordable price. I am very satisfied and I recommend them with confidence. -Marian C.

  • Having bought about eight mould king models from Building Brick World, I have been very impressed with them and the service I get. Always well packaged and quick delivery too! Enjoying more than lego . certainly give 5 stars ! - John D.

  • 10/10 service can’t fault any of the items I have bought postage fast and hassle free will be definitely buying from here again - Thomas B.

  • Purchase from Building Block World was dealt with ease, extremely helpful, easy to discuss their products along with items not currently being sold, highly recommend and would buy from again' - Darran H.

  • I can't recommend these guy's enough. Great service from start to finish, very helpful and friendly. The models are all boxed and parts sorted by stage in clearly numbered bags. I have now purchased four kits and have not been disappointed or found anything to be missing. I highly recommend the Monarch Star Destroyer if you like a big challenging build???? My experience with these guys has been nothing but top notch since my first purchase last year to my latest this new year. - Paul T.

  • Friendly service provided from start to finish. Owner was very helpful with any queries I had. Managed to pick up one of my favourite sets in the original box for a great price in only a matter of days! Would recommend to anyone who is looking for MK sets. - Liam W.

  • DEFINITELY THE BEST SUPPLIER OF KITS WE HAVE FOUND IN THE UK AND BELIEVE ME WE HAVE SEEN THEM ALL. I WON’T GO ANYWHERE ELSE SO PLEASE GIVE THEM A TRY THEY DESERVE YOUR CUSTOM.

    Jason B

  • I found Building Block World from a Google search a while ago and thought I would give them a try. So glad I did. Ordered a few
    sets on the first time round and arrived well packed and very quickly. Since then they have ordered some display cases for
    me for the cars and have also just placed another order with them. A
    great pair of guys to deal with and always willing to help. Highly recommended and will be using again in the future.

    Steve D

  • We started buying from Building Block World after finding them on Ebay. My 8-year-old has been
    collecting Mould King and Cada kits for over a year now since being diagnosed with leukaemia. We had dealt with several suppliers but usually got broken promises or poor service. Lee and Tom at Building Block World changed that and have boosted my sons moral several times over the last few months. Deliveries are aways on time with promises kept They are great to deal with and always going above and beyond, even before knowing of my sons’ illness. I can’t thank them enough
    and it goes without saying that I recommend them to all.

    Claire B

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