1 / 7E-SMARTER Marble Run 678-9 BOBN, 133 Pieces
Pieces: E-SMARTER Marble Run is a 133-piece construction toy, model 678-9 BOBN, intended for children aged 3 and over. Its transparent tracks are described as letting children watch marbles travel through the build, while designing routes offers open-ended construction play.
At a glance
- A 133-piece building set for assembling marble tracks and experimenting with different layouts.
- The listing says transparent tracks show the marble's movement as it runs.
- The set is described as including 30 marbles.
- Listed for children from 36 months to 12 years, with adult supervision advised for younger children.
Reference price: £18.99
Price checked: 13 Nov 2026
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Pros and cons
Pros
- Track building gives children scope to experiment with routes and construction designs.
- Transparent track sections let players follow the marble's movement, according to the listing.
- The manufacturer lists 30 marbles and identifies problem solving as an educational objective.
Technical specifications
8 specifications| Brand | E-SMARTER |
|---|---|
| Model | 678-9 BOBN |
| Item count | 133 |
| Dimensions listed | 44.6 x 7 x 53.8 centimetres |
|---|---|
| Additional size listed | 33x24x8.8 cm |
| Material listed | Acrylonitrile Butadiene Styrene (ABS) |
|---|
| Recommended age | 36 months - 12 years |
|---|---|
| Educational objective | Problem Solving |
What to know before buying
Listing details to confirm
The listing gives two different product dimensions, 44.6 x 7 x 53.8 centimetres and 33x24x8.8 cm, so the assembled or packed size is unconfirmed. The title and item count indicate 133 pieces, while the listed age range is 36 months to 12 years. The listing describes 30 marbles, but the explicit contents field names only a marble track toy set. Confirm the selected listing's dimensions and included marbles before buying.
What’s in the box
- Marble track toy setIncluded
- 30 marblesCheck selected pack
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- Children who enjoy building track layouts and watching marbles run through them.
- Families seeking an open-ended construction activity that can be developed from simpler to more intricate builds.
Less suited to
- Buyers who need confirmed assembled dimensions or a fully itemised contents list before purchase.
- Children under 3, as the listing warns of small parts.

Customer reviews on Amazon
- 5 stars
62% 62% - 4 stars
9% 9% - 3 stars
15% 15% - 2 stars
6% 6% - 1 star
8% 8%
Customer feedback describes the marble run as fun, with positive mentions of its appearance and instructions. Reports are mixed on build quality, sturdiness, value and size, including feedback that pieces can come apart and that the set seems smaller than typical marble runs. For buyers, that makes the track-building concept and stated 133-piece count useful context, but does not settle how securely a build will hold together or how large it will feel in play.
Positive themes
- Customers describe the set as fun and mention its appearance and instructions.
Mixed feedback
- Customer feedback is divided on quality and sturdiness, including whether pieces stay together.
- Feedback differs on whether its size and price feel worthwhile.
Frequently asked questions
What age is this marble run listed for?
The stated manufacturer age range is 36 months to 12 years. The listing also warns that small parts make the toy unsuitable for children under 3.
How many pieces and marbles are described?
The listing gives a total of 133 items and says the set includes 30 marbles. Its explicit included-components field lists one marble track toy set, so check the selected listing if the marble count is important.
What are the dimensions?
Two different measurements appear: 44.6 x 7 x 53.8 centimetres and 33x24x8.8 cm. The listing does not clarify what each measurement describes.

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Offer details
- The listing advises adult supervision for younger children because the set contains small parts.

























