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Cube Train Track Set – 51-piece set and parts

Cube Train Track Set – Climbing STEM Track, USB Rechargeable

$39.99
Age 3 years+

Stack the cubes, charge the train, watch it climb

  • Mix-and-match cube pieces build 3D track routes
  • Train climbs, loops and runs through the layouts kids design
  • Trial and error makes every build a little different
  • USB-rechargeable train, charging cable included
  • Choose 51 or 81 pieces
Set

Buy more, save more

Or mix any toys: the saving applies automatically at checkout.

  • Free shipping on orders over $35Arrives in 4–9 business days. $4.95 under $35.
  • 30-day returns on unused items. Return policy
  • Manufacturer's age grade shown. Ask us for a toy's safety documents. Toy safety
51 / 81 pieces by set
USB rechargeable train
3+ age grade
Cube Train Track Set – Climbing STEM Track, USB Rechargeable – view 2

51-piece set

Start with a loop and a climb

Track cubes, curves, signs and stands come together into a first loop with a climb, plus one rechargeable train.

Cube Train Track Set – Climbing STEM Track, USB Rechargeable – view 3

81-piece set

More cubes, bigger routes

Extra cubes and curves for taller, twistier layouts where the train runs up, over and around.

Cube Train Track Set – Climbing STEM Track, USB Rechargeable – main view

On the playroom floor

Build it, test it, change it

If the train doesn't make the climb, kids rebuild and try again. Working out what goes where is half the fun.

Perfect for

  • Train fans aged 3 and up
  • Kids who like building as much as playing
  • Families who prefer recharging over buying batteries
  • Long indoor afternoons

Not the right pick if

  • Children under 3: small parts
  • Unsupervised charging: adult supervision recommended
  • Kids who want a fixed, ready-made track

What's in the box

  • Track cubes and train (51 or 81 pieces)
  • USB charging cable

Questions parents ask

How does the train charge?
It has a built-in rechargeable battery that charges by USB. The cable is included; the wall adapter is not.
What's the difference between 51 and 81 pieces?
The 81-piece set has more cubes and curves for bigger, taller layouts.
What age is it for?
The age grade is 3+. It has small parts and is not for children under 3. Adult supervision is recommended while charging.
How do I clean it?
Wipe clean with a dry cloth.
How we handle toy safety

Safety first

How we handle toy safety

We show the manufacturer's age grade whenever one is provided, add the choking-hazard warning required by US law to toys with small parts, and never sell high-risk baby products like infant loungers, crib bumpers or water beads.

We check CPSC recalls regularly, and we can request a toy's safety documents from our supplier on request.

Read about toy safety

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