Reviews
KiwiCo Spinning Sand Garden, finished sand table
KiwiCo Spinning Sand Garden, side view on its legs
KiwiCo Spinning Sand Garden, sand pattern from above
KiwiCo Spinning Sand Garden, magnet gears under the plate
KiwiCo Spinning Sand Garden 6940

Images: KiwiCo

Researched

KiwiCo Spinning Sand Garden 6940

Kids build and wire a motorized sand table where magnets drag steel balls into patterns.

$29.95 at KiwiCo · Price checked Oct 7

Prices at other stores may differ · Links go to the retailer


Our verdict

Spinning Sand Garden is a KiwiCo single kit: kids assemble a wooden base, wire a small motor to a battery pack, and set magnet gears turning under a sand plate so steel balls drag lines through colored sand. The box lists the wood base, a 4-piece magnet gear set, sand plate, motor, battery pack with 2 AA batteries, 2 bottles of colored sand, rakes, a 4-piece metal ball set and illustrated instructions. KiwiCo rates it for ages 7 and up and sells it for $29.95; listed topics are magnetism, design skills and mechanical motion.

KiwiCo’s page shows 6 reviews averaging 4.5, all from May and June 2026. Parents of kids aged 7 and 11 say it was good to assemble and fun to show friends, though getting the right amount of sand for the magnets to work can be tricky. Another owner says the sand is a little rough, so the ball judders as it moves, and one parent says their daughter wanted more sand.

It suits a child of about 7 to 12 who likes seeing how something works and then watching it run. Skip it if you want a toy with lots of ongoing play, since once built it mainly runs and draws, or if loose colored sand at the table is a problem in your home.

Key details

  • Ages 7+
  • STEM kits
  • KiwiCo
  • Available

More info

  • Item number: 6940 (SKU SSPG-F2876)
  • Age: 7+ (KiwiCo)
  • Includes: Wood base (3 pcs), magnet gear set (4 pcs), sand plate, motor
  • Power: Battery pack with 2 AA batteries, included
  • Sand: 2 bottles of colored sand, dish, spoon, 2 rakes, 2 mini rakes
  • Also: Metal ball set (4 pcs), 4 legs, 4 screws, illustrated instructions
  • Topics: Magnetism, design, mechanical motion (KiwiCo)
Best for and who should skip it

Best for

  • Kids 7 to 12 curious about motors, gears and magnets
  • A calm desk project that keeps running after the build
  • Gift givers who want batteries already in the box

Skip it if

  • Loose colored sand at the kitchen table is a problem for you
  • You want a toy with many builds or long-term play value
What we like and what to keep in mind

What we like

  • Battery pack with 2 AA batteries is included
  • Shows gears and magnets working through a clear sand plate
  • Owners say the instructions are clear and the build is satisfying

Keep in mind

  • Owners say the sand level needs fiddling before the magnets drag well
  • One owner says the rough sand makes the ball judder
  • One child wanted more sand than the 2 bottles included
How we reviewed it

This review is researched: based on the maker's specifications and public owner reviews, checked Oct 7, 2026. We have not tested it hands-on.

KiwiCo Spinning Sand Garden, finished sand table

KiwiCo Spinning Sand Garden 6940

Researched · Ages 7+

$29.95

Links go to the retailer

See it at KiwiCo

KiwiCo Spinning Sand Garden 6940

$29.95 · Links go to the retailer

Check price

What owners say.

  • 1 positive
  • 2 mixed

Paraphrased from public owner reviews. Each one links to where it was posted.

Positive
A parent of kids aged 7 and 11 calls the set nearly ideal and good to assemble, notes the sand-to-magnet balance can be tricky, and says the kids were proud to show friends.
KiwiCo US store reviewJun 5, 2026
Mixed
An owner says the sand is a bit rough, so the ball judders as it moves, but found it fun to build and watch.
KiwiCo US store reviewMay 21, 2026
Mixed
A parent says their daughter liked it less than she expected and wanted more sand, while the parent enjoyed it a lot.
KiwiCo US store reviewMay 19, 2026

Sources.

What we read for this review, and when we last checked it.

  1. 01 KiwiCo. Spinning Sand Garden kiwico.com · Checked Oct 7, 2026
  2. 02 KiwiCo. Spinning Sand Garden customer reviews kiwico.com · Checked Oct 7, 2026

How it compares.

This toy next to the alternatives we suggest, using the maker’s details.

Detail KiwiCo Spinning Sand Garden, finished sand table This reviewKiwiCo Spinning Sand Garden 6940 Thames & Kosmos Magnetic Science, box front at an angle Thames & Kosmos Magnetic Science 665050 KiwiCo Flex & Fly Plane Launcher, launcher and two foam planes KiwiCo Flex & Fly Plane Launcher 5907
Price$29.95$24.95$44.95
Maker’s ageAges 7+Ages 8+Ages 9+
CategorySTEM kitsSTEM kitsSTEM kits
Pieces–42–
Good forKids 7 to 12 who like gears, magnets and patternsKids 8 to 12 curious about how magnets workKids 9 and up who like flight and outdoor play
StockAvailableAvailableAvailable

Prices are the list prices we saw on the maker’s site and change often.