Only $50 for all. Various sets of building toys including marble run construction toy, and interlocking building blocks similiar to https://www.walmart.ca/en/ip/Building-Pcs-Set-In-Wheels-Variations-Motorized-Gear-Ideas-Build-Boys-Children-Construction-Blocks-Bricks-Kids-Girls-Brand-Interlocking-Gears-Puzzle-/PRD2LCVXFH7L63Z and set of Struxx with instruction booklet