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Rigamajig Basic Builder Kit

Rigamajig Basic Builder is a large-scale building kit that inspires hands-on free play and STEAM learning. Ideal for classrooms, children’s and science museums, libraries, community organizations, and maker spaces!
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Two children playing with the Rigamajig Basic Builder Kit.

Explore the entire Rigamajig product family!

Add-on Kits

Expand the capabilities and possibilities of your Rigamajig Basic Builder Kit with our Add-on Kits. There’s so much more to explore!

Simple Machines Add-On Kit

The Simple Machines Add-On Kit enables young collaborators to mechanize their Rigamajig Basic Builder Kit, making simple or complex systems that exemplify the principles of mechanics, direction, and force. Created and designed from educators’ feedback, our Simple Machines Add-On Kit expands the Rigamajig Basic Builder Kit to provide an additional perspective and range of STEAM-based discovery, tinkering, and exploration!
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Chutes Add-On Kit

Our Chutes Add-On Kit transforms your Rigamajig Basic Builder Kit into a dynamic system of chutes and ramps, enabling children to experiment with cause and effect, gravity, and systems thinking. Rube Goldberg in action! Creative young builders can create their contraptions using balls made of assorted materials and sizes included with the Chutes Add-On, or with marbles, wheels, water, or anything else they can imagine. The exciting process of planning, collaborating, and building a ball or marble run just might become your favorite Rigamajig project!
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Locomotion Add-On Kit

Expand your Rigamajig Basic Builder Kit with our Locomotion Add-On Kit to make rolling, spinning, mobile contraptions! Axles and axle bolts enable wheels, propellers, pinwheels, and more to spin freely, while swivel casters provide an immensely versatile range of motion. Our Locomotion Add-On Kit includes plenty of hexnuts to secure everything, and with eight long lengths of our soft, easy-untie rope, you’ll always have enough to pull, fasten, or practice knots. We can’t wait to see what you create!
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Workshops

Workshops offer a convenient, practical, and fun storage and display option in easy-to-use, freestanding units. Perfect for schools, children’s and science museums, libraries, community organizations, and maker spaces!

Basic Builder Bench Workshop

Our Basic Builder Bench Workshop is a freestanding, interactive display unit that enhances play value and sparks creativity by allowing kids to see all the Basic Builder Kit parts and pieces! The Workshop's pegboard panel and bins enable planks, wheels, brackets, wingbolts, and nuts to stay visible and organized, while also creating a defined exhibit and play space.
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Basic Builder Workshop

Our Basic Builder Workshop is a sturdy interactive display unit that inspires creativity by allowing kids to see all the Basic Builder Kit parts and pieces, empowering them to imagine what they can create! Workshops establish a dedicated exhibit and play space, while a pegboard panel and bins enable planks, wheels, brackets, wingbolts, and nuts to stay visible and organized.
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Simple Machines Workshop

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.
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Locomotion Workshop

By enabling kids to easily see the Locomotion Add-On Kit parts, our Locomotion Workshop sparks their imagination and curiosity! Workshops establish a dedicated exhibit and play space, and the pegboard panel and bin keep the chassis, platforms, zig-zag planks, wheels, rope, small axles, and wingbolts organized and visible.
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Chutes Workshop

Our Chutes Workshop is an interactive display unit that enhances play value and sparks creativity. Kids can see all the Chutes Add-On Kit parts and pieces, inspiring them to imagine what they can create! Workshops establish a dedicated exhibit and play space, while pegboard panel and bins enable all the chutes, hooks, and balls to stay visible and accessible.
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Workshop Work Table

Our sturdy ADA-compatible Workshop Work Table provides ample workspace for table-top building and play, and room for two wheelchairs. The pegboard and storage bins place all the Rigamajig parts and pieces within easy reach, inspiring kids to imagine what creatures or contraptions they can create!
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Accessories

Find all your Rigamajig accessories here, including a Basic Builder cart cover, Rigamajig Jr. duffle, totes, aprons, and stools!

Rigamajig Cart Cover

Made of heavy-duty weatherproof canvas with a zipper for easy on and off, our cart cover keeps your Rigamajig Basic Builder Kit clean and protected in storage.
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Workshop Stools

This set of five sturdy stools help keep parents, adults, and educators comfortable while collaborating with kids to construct their Rigamajig creations.
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Totes

These sturdy canvas totes are a handy way to hold all your Rigamajig parts. Keep your loose parts organized and at your fingertips! Sold as a set of 6.
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Rigamajig Aprons

Use these rugged canvas Rigamajig aprons to hold bolts, nuts, and small parts of any Rigamajig kit. It’s a convenient and handy way to have the parts available at your fingertips! Fits children and adults. 
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Parts

Purchase additional or replacement parts for your Rigamajig Basic Builder Kit and Rigamajig Jr.

6" Wheels

Expand the capabilities of your Rigamajig Basic Builder or Workshop with these 6" Wheels. Sold as a set of 8.
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8" Wheels

Expand the capabilities of your Rigamajig Basic Builder Kit or Workshop with these 8" Wheels. Sold as a set of 8.
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Arc Planks

Expand the capabilities of your Rigamajig Basic Builder Kit or Workshop with these Arc Planks. Sold as a set of 4.
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Wingbolts + Nuts

Expand the capabilities of your Rigamajig Basic Builder Kit or Workshop and/or replace any lost or missing parts (it happens!) with these Wingbolts + Nuts. Sold as a set of 12 pairs.
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Brackets

Additional Brackets for your Rigamajig Basic Builder Kit or Workshop. Sold as a set of 30.
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Hooks

Additional Hooks for the entire Rigamajig product family. Sold as a set of three.
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S Hooks

Additional S Hooks for the entire Rigamajig product family. Sold as a set of two.
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Pulleys

Additional Pulleys are compatible with the entire Rigamajig product family. Sold as a set of two.
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Ropes

Additional Ropes for the entire Rigamajig product family. Sold as a set of two long and two short ropes.
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Rigamajig Jr. designed for play at home or on the go!

Rigamajig Jr. is a scaled-down version of our Basic Builder Kit and the perfect size for home use (...and great for schools too!). Ideal for hands-on free play in your living room, classroom, backyard, or the back seat, its handy storage duffle makes Rigamajig Jr. easy to put away and bring anywhere!
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A child playing with Rigamajig Jr.
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