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About this item


  • Create your own action-packed marble run tracks with this interactive GraviTrax Starter Set construction toy for kids
  • The GraviTrax Starter Set includes height tiles, turns, tracks, and a magnetic cannon for endless building activities to do on your own or in a group
  • This 122-piece STEM toy offers a screen-free activity that fosters problem solving, creativity and experimentation for kids ages 8 and up
  • Design, build and race the marbles using gravity, magnetism, and kinetics to propel them to the finish
  • Put your skills to the test with instructions for 9 different track layouts and 24 fun challenges that encourage critical thinking
  • With over 6 million sold worldwide, GraviTrax makes an awesome birthday present or holiday gift for budding engineers or kids who love to build


Number of Pieces: 122

Suggested Age: 8 Years and Up

Assembled Dimensions: 4.5 Inches (H) x 13.5 Inches (W) x 13.5 Inches (D)

CPSC Choking Hazard Warnings: Choking_hazard_small_parts

Educational Focus: Creative Thinking

Material: Plastic

Battery: No Battery Used

TCIN: 76150594
UPC: 4005556275977
Item Number (DPCI): 204-04-0199
Origin: Imported


Science meets creativity with the GraviTrax Starter Set. This STEM toy encourages hands-on play where kids lead the way. With a variety of gravity-based elements, kids can create near limitless marble run tracks. This construction set features 18 different construction elements, including curves, tracks, height tiles, freefalls and even a magnetic cannon. Experiment and problem solve by utilizing different elements to send the marbles from start to finish. Once the basics have been mastered, simply add more marbles and elements to the designs to create more advanced tracks and endless possibilities. Girls and boys 8 and up can learn how gravity, magnetism, and kinetics propel the marbles through their creations. Designed with modular elements, kids can easily adapt their tracks every time they play. Explore additional GraviTrax expansion sets and accessories that offer different functions to incorporate into their builds.
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Shipping options

Get it by Wed, Jun 23 with free 2-day shipping

Shipping details

Estimated ship dimensions: 13.5 inches length x 13.5 inches width x 4.5 inches height
Estimated ship weight: 4.18 pounds

Return details

This item can be returned to any Target store or Target.com.
This item must be returned within 90 days of the in-store purchase, ship date or online order pickup. See return policy for details.
See the return policy for complete information.

From the manufacturer

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Guest Ratings & Reviews

4.8 out of 5 stars with 60 reviews
96% would recommend
32 recommendations
length of play: 4.9 out of 5
value: 4.54 out of 5
quality: 4.72 out of 5
broad age appeal: 4.85 out of 5
educational value: 4.95 out of 5

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