Introductory set includes 12 short bars, 4 long, bars 9 metal connecting balls, and colorful step-by-step guide.

Expand your magnetic constructions with this big set of 16 short bars, 6 long bars, 4 curved bars, 10 metal connecting balls, and guide.

Future architects and engineers build away with this giant set of 18 short bars, 12 long bars, 10 metal connecting balls, and full color, detailed building guide.

SmartMax Blue Barrel - 42 Piece Set

Expand your magnetic constructions with this big set of 6 Metal Balls

Expand your magnetic constructions with this big set of 6 Curved Bars

Expand your magnetic constructions with this big set of 6 Extra Long Bars

Expand your magnetic constructions with this big set of 6 long & 6 short bars.

Expand your magnetic constructions with this big set of 6 Small Bars