Build Brigade 3D Magnetic Construction Building Set

Build it big, then build it bigger. 3D Magnetic Construction Building Block Set, ages 4-8, stem and educational.

$54.99

In stock

Best for Kids · 4-8 yrsOne size · sized by age

How old is the kid you are shopping for?

Built for ages 4-8

Pick an age and Zoomi will say straight out whether this one lands, and point at a better shelf if it does not.

  • Ages4-8 yrs
  • BatteriesNone needed
  • AssemblySnap-together play
  • Small partsYes · ages 3+
Color: Rainbow
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  • Arrives in 3 to 6 business days
  • Free worldwide shipping · ships in 1-2 business days
  • Free 30-day returns, even if opened
  • EN71 & CPSIA tested · small parts, ages 3+
Why kids love it

What makes it whoa

3D magnetic pieces for big builds

Snap-together fun that resets endlessly

Grows STEM smarts and steady focus

Screen-free play that keeps hands busy

Straight answers

What this is like in your house

  • NoiseSilent

    No motor, no speaker, no clicking parts.

  • MessSmall pieces travel

    Multiple loose parts, so it will find the rug. A shallow bin sorts it in a minute.

  • Your timeA hand at the start

    First build goes better with you. After that they take it over.

  • A typical goLong stretches

    Open-ended building holds attention past the novelty week.

Skills at play

What this kind of play tends to build

  • Spatial reasoning

    Working out which way round a piece has to go before trying it.

  • Planning and fine motor

    Deciding what to make, then getting fingers to agree with the plan.

  • Problem solving

    A puzzle with a right answer teaches sticking with a wrong one for a while.

  • Sensory processing

    Texture, weight and light give the nervous system something to sort.

This describes what this style of play generally supports, drawn from how kids use it. It is not a promise about any one child, and no toy replaces time with you.

Better together

Complete the play setSave 15%

Bundle these and take 15% off the set.

$77.97Total: $66.27you save $11.70
Toy a month

The Whoa Crate

A box of toys every month, picked for their age and what they are into, growing with them from toddler to tween. Join Zoomi's crew and they will never open the same thing twice.

Pick your crew

What should we lean into?

Anything to keep out?

Crates grow with them

Tap the stage they are in and every pick tunes to it.

$39.95 a month for the Duo Crate crate, at least $70 of toys inside every box. Cancel any month, no lock-in. Your build is saved on this device, so it is still here next visit.

The story

From the Zoomi studio

Snap together the magnetic pieces and let the engineering begin - 3D towers, shapes, and gravity-defying creations. Knock it down, dream up something new, and build it all over again.

A hands-on, screen-free set that quietly grows spatial smarts, focus, and patience. Stores tidy, plays huge - exactly what parents and kids both want.

Good to know

The details

In the box

1 piece
  • 1×3D magnetic construction set

Everything listed is in the box. Nothing shown is sold separately.

Age & safety

Recommended age6+ years
SafetyTested to EN71 and CPSIA standards. Contains small parts and magnets - not for under 3s.

Size & materials

MaterialABS plastic with magnets
SizeAssorted pieces, approx. 3 cm each

In the box

Contents3D magnetic construction set

Care & cleaning

CareWipe clean with a dry cloth

Colors

ColorsRainbow · Mixed
Safe & sound

Tested to EN71 and CPSIA standards. Contains small parts and magnets - not for under 3s.

Parent-approved

Reviews

4.2

91 reviews

94% recommend

Photos from parents

All reviews

Sort by

Bigger whoa than expected

Bought it as a little surprise and it turned into the highlight of the day. my 8-year-old keeps showing it to everyone. Will absolutely order again.

Brittany E. · Denver, CO · last month Verified buyer
Bought for kindergartner

Kids love it

my kindergartner really likes it and it seems well made. Took off one star only because we wish it came in more colors.

Brittany E. · Richmond, VA · 1 week ago Verified buyer
Bought for 8-year-old

Bigger whoa than expected

This is the one my 8-year-old reaches for every time. Sturdy, safe, and genuinely fun, exactly what I hoped for from the photos.

Justin C. · Tucson, AZ · 3 months ago Verified buyer
Bought for daughter (5)

Instant hit

This is the one my niece reaches for every time. Sturdy, safe, and genuinely fun, exactly what I hoped for from the photos.

Justin C. · Pittsburgh, PA · 2 days ago Verified buyer
Bought for twins

So much fun

Perfect size, great quality, and the kind of toy that actually keeps my 3-year-old busy. Already grabbed a second one for a birthday gift.

Ryan N. · Tucson, AZ · 3 months ago Verified buyer
Bought for 3-year-old

Great little toy

Does exactly what it says and my 6-year-old plays with it daily. Great value for the price.

Stephanie O. · Portland, OR · 1 week ago Verified buyer
Bought for niece
Ask Zoomi

Questions & answers

What age is Build Brigade best for?

It's a great fit for 4-8 years. Check the safety note for any small-parts guidance.

Zoomi Team · 2 months ago · 24 found this helpful

Is it safe and non-toxic?

Yes, every Zoomi toy is made with non-toxic materials and checked against EN71 and CPSIA safety standards.

Zoomi Team · 3 months ago · 18 found this helpful

Does it make a good gift?

Absolutely, it's one of our favorite birthday gift picks. It arrives ready to spark the whoa.

Zoomi Team · 4 months ago · 11 found this helpful