GraviTrax Pro: Starter Set Extreme sherlock holmes you'll help your child's imagination

you'll help your child's imagination soar

Packaged using recycled and recyclable materials and printed with soy inks

Fun playmat with realistic design

Includes: Floor Plan Grid

Put your problem-solving skills to the test and see if you can put the pieces in the right places

GraviTrax Pro: Starter Set Extreme sherlock holmes you'll help your child's imaginationDiscover the ultimate in marble run fun with GraviTrax Pro: Starter Set Extreme. This pro set allows you to design and build your own marble run tracks, providing endless possibilities for creativity and learning. With high quality materials and advanced features, this set takes your GraviTrax experience to the extreme.