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Simple Machines Add-On Kit

$1,650.00 $1,400.00

The Simple Machines Add-On Kit enables young collaborators to mechanize their Rigamajig Basic Builder, making simple or complex systems that exemplify the principles of mechanics, direction and force. 

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To use a purchase order, please email

More about Simple Machines Add-On Kit

  • Created and designed from educators’ feedback, the Simple Machines Add-On Kit expands the Rigamajig Basic Builder to provide an additional perspective and range of STEAM-based discovery, tinkering and exploration!
  • Made and manufactured in the U.S.
  • Fabricated using the highest grade Baltic birch plywood and finished with a HAPS-free (Hazardous Air Pollutant-free) finish.
  • Wingbolts, hexnuts, and brackets made from a reinforced 100% recycled nylon.
  • Simple Machines Add-On Kit must be used with Rigamajig Basic Builder or Workshops and is not compatible with Rigamajig Junior.
  • To use a purchase order, please email
  • Price includes shipping, available within the contiguous U.S., and credit card fees. Shipping to PO/FPO/APO may result in additional shipping costs, please inquire at
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Simple Machines Workshop

Simple Machines Workshop only — $1,675.00 Workshop with Simple Machines Add-On Kit materials — $3,175.00

With our Simple Machines Workshop, kids can easily see all the Simple Machines Add-On Kit parts and pieces in one place, inspiring them to imagine the contraptions they can build! Workshops are interactive display units that establish a dedicated exhibit and play space, while a pegboard panel and bins enable gears, pulleys, cranks, axles, wingbolts, nuts, and rope to stay visible and accessible. Perfect for schools, children’s and science museums, libraries, community organizations, and maker spaces!

To place an order, please email
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