More than 300 brightly-coloredpieces
Interlocking plates, gears,3-D connectors, shafts andchannels.
Roller coaster theme
Expands knowledge of mechanicsand engineering
Compatible with all Techno Gearssets

Technical Details

Size (LWH): 21.1 inches, 17.5 inches, 4 inches
Product Details
Product Dimensions: 21.1 x 17.5 x 4 inches
Shipping Weight: 7.6 pounds (View shipping rates and policies)
ASIN : B0028S7528