How many pieces are in the Master Builder Set?

Master Builder Set contains 670 pieces.

What age is the Master Builder Set recommended for?

This set is recommended for ages 6-12.

When was the Master Builder Set released?

Master Builder Set was released in 1966.

🏛 Samsonite

Set #004

Master Builder Set

The Master Builder Set is a classic from LEGO's early days.

Before you buy

Who it's for: Ages 6+ · Beginner build Ideal for children and adult collectors who enjoy classic, open-ended LEGO building
Build: 670 pieces · about 4.5 hours Build time is an estimate.
Availability: Likely retired

★★★★☆ 4.2 AI-generated review score, not a customer rating

Fans appreciate the historical value and large quantity of basic bricks, making it a great set for creative building. However, some may find the lack of advanced building techniques and minifigures disappointing compared to modern sets.

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📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

The Master Builder Set is a classic from LEGO's early days. Released under the Samsonite era, this set provides a large assortment of basic bricks and elements, encouraging open-ended creativity and fundamental building skills.

This set is perfect for vintage LEGO enthusiasts and those who appreciate the simplicity of classic LEGO. The absence of complex building techniques makes it accessible to younger builders, while the sheer volume of bricks appeals to experienced builders looking for a versatile parts pack.

Skip this if you prefer highly detailed models or licensed themes. If you are looking for intricate building techniques or specific characters, consider modern LEGO sets with specialized parts and instructions, such as those from the Creator Expert or Ideas lines.

✨ New

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🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

670

Pieces

⏱

4.5h

Estimated Build Time

📊

Beginner

Difficulty

👤

6-12

Ages

Build Highlights:

Focus on basic brick assembly and structural integrity
Encourages creative problem-solving and design thinking
Provides a large inventory of standard LEGO elements
Offers opportunities for building various models and structures

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

Not enough price history for a trend

B+

Investment Grade

⏳ Retired

The Master Builder Set from 1966 represents a unique investment opportunity due to its age and historical significance within the LEGO brand's evolution. As a product of the Samsonite era, it holds nostalgic appeal for collectors. Its large piece count and the inclusion of classic LEGO elements make it a desirable set for those looking to acquire vintage LEGO bricks. However, condition plays a significant role in its value. Sets in pristine condition with original packaging command premium prices. While the set may not experience rapid appreciation, its steady climb in value, driven by its rarity and collector demand, makes it a worthwhile addition to a LEGO investment portfolio.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

The ultimate in sophistication! Gears, wheels and enough accessory parts so any number of complex models may be built. Packed in two handy compartmented storage trays.

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Compared to modern LEGO sets that focus on specific themes and intricate designs, the Master Builder Set offers a more fundamental building experience. While sets like the LEGO Classic series (11030-1) provide a similar open-ended building experience, the vintage appeal and historical context of the Master Builder Set set it apart. Collectors interested in the history of LEGO may prefer this set over newer, more specialized offerings.

📦 Parts Inventory

Official piece count: 670
Parts cataloged in this inventory: 39 unique parts, 817 pieces

LEGO counts 670 pieces. This inventory comes from a separate parts catalog and lists 817; the two do not always count the same elements, so their totals differ. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Tyre Smooth Old S...

Part #: 132a 10× Light Gray

Brick 2 x 4 witho...

Part #: 3001a 10× Trans-Clear

Brick 2 x 4 witho...

Part #: 3001a 6× Black

Brick 2 x 4 witho...

Part #: 3001a 16× Blue

Brick 2 x 4 witho...

Part #: 3001a 16× Yellow

Brick 2 x 4 witho...

Part #: 3001a 96× Red

Brick 2 x 4 witho...

Part #: 3001a 96× White

Brick 2 x 3 witho...

Part #: 3002a 15× White

Brick 2 x 3 witho...

Part #: 3002a 15× Red

Brick 2 x 3 witho...

Part #: 3002a 4× Blue

Brick 2 x 3 witho...

Part #: 3002a 10× Yellow

Brick 2 x 3 witho...

Part #: 3002a 4× Black

Brick 2 x 2 witho...

Part #: 3003a 4× Black

Brick 2 x 2 witho...

Part #: 3003a 4× Blue

Brick 2 x 2 witho...

Part #: 3003a 10× Trans-Clear

Brick 2 x 2 witho...

Part #: 3003a 22× White

Brick 2 x 2 witho...

Part #: 3003a 22× Red

Brick 2 x 2 witho...

Part #: 3003a 4× Yellow

Brick 1 x 1

Part #: 3005 8× Blue

Brick 1 x 1

Part #: 3005 8× Black

Brick 1 x 1

Part #: 3005 20× Red

Brick 1 x 1

Part #: 3005 20× White

Brick 1 x 1

Part #: 3005 8× Yellow

Brick 2 x 10

Part #: 3006 2× Yellow

Part #: 3006 6× White

Brick 2 x 8

Part #: 3007 4× Red

Brick 2 x 8

Part #: 3007 4× White

Brick 1 x 8 witho...

Part #: 3008a 2× Red

Brick 1 x 8 witho...

Part #: 3008a 2× White

Brick 1 x 6 witho...

Part #: 3009a 2× Red

Brick 1 x 6 witho...

Part #: 3009a 2× White

Plate 2 x 4

Part #: 3020 4× White

Plate 2 x 8 with ...

Part #: 3034a 4× White

Plate 4 x 8 with ...

Part #: 3035a 12× White

Plate 6 x 8 with ...

Part #: 3036a 6× White

Part #: 3062a 6× Black

Brick Round 1 x 1...

Part #: 3062a 6× Yellow

Brick Round 1 x 1...

Part #: 3062a 6× Blue

Brick Round 1 x 1...

Part #: 3062a 10× White

Brick Round 1 x 1...

Part #: 3062a 8× Red

Brick Round Corne...

Part #: 3063b 16× Red

Brick Round Corne...

Part #: 3063b 16× White

Brick Round Corne...

Part #: 3063b 4× Black

Brick Round Corne...

Part #: 3063b 4× Blue

Brick Round Corne...

Part #: 3063b 4× Yellow

Brick 1 x 2 witho...

Part #: 3065 26× White

Brick 1 x 2 witho...

Part #: 3065 6× Trans-Clear

Brick 1 x 2 witho...

Part #: 3065 26× Red

Brick 1 x 2 witho...

Part #: 3065 6× Black

Brick 1 x 2 witho...

Part #: 3065 6× Blue

Brick 1 x 2 witho...

Part #: 3065 6× Yellow

Window 1 x 2 x 2 ...

Part #: 3081bc01 6× Red

Door 1 x 2 x 3 Le...

Part #: 32bc01 4× Red

Turntable 4 x 4 -...

Part #: 3404bc01 4× White

Tyre Smooth Old S...

Part #: 36 4× Light Gray

Window 1 x 6 x 3 ...

Part #: 604c01 3× Red

Window 1 x 6 x 2 ...

Part #: 646bc01 4× Red

Brick 10 x 20 wit...

Part #: 700b 2× Light Gray

Wheel Old with 4 ...

Part #: 7039 10× Red

Brick Special 2 x...

Part #: 7049bc01 8× White

Part #: 742 4× Yellow

This set is a treasure trove of basic LEGO bricks in classic colors. The abundance of red and white bricks, combined with a variety of slopes and corner pieces, makes it an excellent source for builders looking to create vintage-style models or expand their parts collection.