How many pieces are in the Basic Building Set?

Basic Building Set contains 334 pieces.

When was the Basic Building Set released?

Basic Building Set was released in 1985.

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🏛 Basic

Set #720

Basic Building Set

The Basic Building Set 720-1 is a nostalgic trip back to LEGO's roots.

Before you buy

Who it's for: Beginner build Ideal for children and those who appreciate classic LEGO building.
Build: 334 pieces · about 3 hours Build time is an estimate.
Price: $25.00 list price · 7.5¢ per piece
Availability: Likely retired

★★★☆☆ 3.7 community rating from 32 ratings

Fans appreciate the nostalgic value and simplicity of this classic LEGO set. While some find the brick selection limited compared to modern sets, the open-ended building experience is praised for fostering creativity.

$25.00

Best Price

$22.50

You Save

10% OFF

📝 Our Take

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

The Basic Building Set 720-1 is a nostalgic trip back to LEGO's roots. Released in 1985, this set provides a fundamental assortment of bricks and slopes, offering a blank canvas for young imaginations to run wild. It's a reminder of a simpler time when LEGO was all about pure creativity.

This set is perfect for LEGO enthusiasts who appreciate the classic building experience. With a balanced selection of standard bricks, it's ideal for creating small houses, vehicles, or anything else that comes to mind, promoting open-ended play and learning basic building techniques.

Skip this if you're looking for complex building techniques or licensed themes. Modern LEGO sets like those from the Creator or Ideas lines offer more intricate builds and recognizable characters. However, for pure building fun, this set delivers.

✨ New

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How does this classic set compare to modern LEGO sets in terms of building experience? What are some creative build ideas using only the bricks included in this set? Is this set a good value for the current market price? How should I properly store and preserve this vintage LEGO set?

🧱 Building Experience

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

🧩

334

Pieces

⏱

3.0h

Estimated Build Time

📊

Beginner

Difficulty

Build Highlights:

Simple, straightforward building with basic bricks.
Focus on open-ended creativity and imagination.
Introduction to fundamental LEGO building techniques.
Variety of brick sizes and shapes for diverse creations.

📈 Investment Analysis

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

↑ Trending up since release

Investment Grade

⏳ Retired

The Basic Building Set 720-1 presents a moderate investment opportunity. As a vintage set from 1985, it holds nostalgic appeal for collectors. While the piece count is relatively low, its status as a classic set contributes to its value. The rising price trend indicates growing interest. However, condition and completeness are critical factors. Potential investors should consider the set's age and the availability of comparable sets before making a purchase.

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

⚖ Compare Similar Sets

Large Creative Brick Box

Medium Creative Brick Box

Classic • 484 pcs

$34.99

This Basic Building Set offers a simpler building experience compared to modern sets with specialized parts. For those seeking more complex builds, consider sets from the Creator or Architecture themes. However, this set's vintage appeal and focus on fundamental building make it unique.

1 Minifigure Included

Man - Black Torso, Blue Pants

4 parts

The set includes a classic LEGO minifigure with a black torso and blue pants. This figure represents a quintessential LEGO character from the 1980s.

📦 Parts Inventory

Official piece count: 334
Parts cataloged in this inventory: 90 unique parts, 335 pieces
Minifigures: 1

LEGO counts 334 pieces. This inventory comes from a separate parts catalog and lists 339, including the 4 parts inside the minifigures; 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.

Brick 2 x 4

Part #: 3001 1× Red

Brick 2 x 4

Part #: 3001 2× White

Brick 2 x 4

Part #: 3001 1× Blue

Brick 2 x 3 witho...

Part #: 3002a 2× White

Part #: 3003a 2× Blue

Brick 2 x 2 witho...

Part #: 3003a 5× White

Brick 1 x 2

Part #: 3004 6× Blue

Brick 1 x 2

Part #: 3004 10× White

Brick 1 x 2

Part #: 3004 4× Red

Brick 1 x 2 with ...

Part #: 3004pr9981 1× Red

Brick 1 x 1

Part #: 3005 4× Red

Brick 1 x 1

Part #: 3005 4× Trans-Clear

Brick 1 x 1

Part #: 3005 6× Blue

Brick 1 x 1

Part #: 3005 16× White

Brick 2 x 10

Part #: 3006 1× White

Brick 1 x 8

Part #: 3008 2× White

Part #: 3009 4× White

Brick 1 x 4

Part #: 3010 4× Blue

Brick 1 x 4

Part #: 3010 6× White

Part #: 3023 4× White

Part #: 3024 1× Trans-Green

Plate 1 x 1

Part #: 3024 2× Trans-Red

Plate 4 x 4

Part #: 3031 1× White

Part #: 3040b 4× White

Part #: 3062b 6× Light Gray

Hook, Plate 1 x 2...

Part #: 3127 1× Red

Hinge Plate 2 x 5...

Part #: 3149bc01 1× Blue

Plate Special 3 x...

Part #: 3176 2× Black

Part #: 3460 8× Light Gray

Plant, Pine Tree,...

Part #: 3471 1× Green

Wheel with Split ...

Part #: 3482 4× Light Gray

Tyre Offset Tread...

Part #: 3483 4× Black

Brick 1 x 3

Part #: 3622 8× White

Part #: 3623 2× White

Plate 1 x 3

Part #: 3623 2× Red

Plate 1 x 3

Part #: 3623 2× Light Gray

Tyre 15 x 6 Offse...

Part #: 3641 4× Black

Brick Sloped Inve...

Part #: 3660 4× Blue

Brick Sloped Inve...

Part #: 3660 4× White

Brick Sloped Inve...

Part #: 3665 4× White

Part #: 3666 2× White

Turntable 2 x 2 P...

Part #: 3679 1× Light Gray

Turntable 2 x 2 P...

Part #: 3680 1× Black

Technic Brick 1 x...

Part #: 3701 4× Blue

Technic Axle 6

Part #: 3706 2× Black

Technic Axle 8

Part #: 3707 2× Black

Plate 1 x 4

Part #: 3710 2× Red

Plate 1 x 4

Part #: 3710 4× White

Plant, Flower Stem

Part #: 3741 2× Green

Plant, Flower - S...

Part #: 3742 3× Yellow

Plant, Flower - S...

Part #: 3742 3× Red

Technic Axle Pin ...

Part #: 3749 2× Light Gray

Part #: 3794a 1× Light Gray

Part #: 3823 1× Trans-Clear

Steering Stand 1 ...

Part #: 3829c01 1× Yellow

Part #: 3855 2× Trans-Clear

Window 1 x 2 x 3 ...

Part #: 3856 4× Blue

Baseplate 16 x 32

Part #: 3857 1× Light Gray

Part #: 3938 1× Light Gray

Brick Round 2 x 2...

Part #: 3941 4× Yellow

Part #: 4070 2× White

Seat / Chair 2 x 2

Part #: 4079 1× Light Gray

Plate Special 1 x...

Part #: 4081a 1× Light Gray

Bar 1 x 4 x 2 wit...

Part #: 4083 1× Light Gray

Plate Special 1 x...

Part #: 4175 1× Black

Windscreen 2 x 6 ...

Part #: 4176 1× Trans-Clear

Vehicle Base 4 x ...

Part #: 4211 1× Red

Hinge Vehicle Roo...

Part #: 4213 1× Black

Hinge Vehicle Roo...

Part #: 4214 1× Black

Hinge Plate 1 x 2...

Part #: 4275b 3× Light Gray

Boat, Mast 2 x 2 ...

Part #: 4318 1× White

Part #: 4511 2× White

Hinge Tile 1 x 2 ...

Part #: 4531 2× Light Gray

Plate Special 2 x...

Part #: 4600 2× Light Gray

Wheel 8 x 6

Part #: 4624 4× Light Gray

Construction Vehi...

Part #: 4626 1× Yellow

Plate Round 1 x 1...

Part #: 6141 4× Trans-Yellow

String Cord Mediu...

Part #: 7916c50 1× Black

This set features a classic selection of basic bricks in red, white, and blue. These parts are ideal for MOC builders looking to create vintage-style models.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Based on 10 videos

3.6 /5

Positive

30% positive

BlockTalk AI

The Lego Basic Building Set (720-1) receives overwhelmingly positive feedback in YouTube reviews, with reviewers like LeggoMyJamesO appreciating the vintage design and detailed features. Reviewers showcase the box art, instructions, and the building process, highlighting the fun and nostalgic aspects of the set. The overall consensus is very positive, with a focus on classic Lego train aesthetics.

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Community Sentiment

Based on 10 YouTube reviews

Not enough Reddit data

YouTube

3.6 /5

Positive

30% positive

Positive

Mixed

Critical

Common Feedback

+ Stunning, Build

BlockTalk AI Analysis

What the Community Says

6 YouTube reviews

BlockTalk AI Summary

LeggoMyJamesO unboxes and reviews the vintage Lego 720 train set from 1969, showcasing the box art and instructions. He compares it to set 721, noting the similarities and slight differences in this classic 12V train design.