Schylling Steel Works Mechanical Multi-Model - Steel Building Set - Includes 300 Pieces, Tools, and Instructions to Make 10 Different Models - Ages 8 and Up

IQ Toys Ferris Wheel Building Model with Metal Beams and Screws Lights & Music 954 pcs

Iron Commander Model Cars Kit to Build Metal Erector Sets for Boys Model Cars Adults Model Car Off-Road Erector Set (816B-48)

Iron Commander Mini Erector Set Metal Building Set, Various Vehicles Model Stem Toys for Boys Ages 13 and up (Military Series)

Eitech Crane and Windmill Construction Set and Educational Toy - Intro to Engineering and STEM Learning

Meccano Erector, Set 5, Motorized Movers S.T.E.A.M. Building Kit with Animatronics, for Ages 10 & Up

DIY Metal Model Building Kit Build and Play Toy Set STEM Learning Sets Erector Sets Kids Toys (Racing Car)

Erector by Meccano Super Construction 25-In-1 Motorized Building Set, Steam Education Toy, 638 Parts, For Ages 10+

Meccano Erector, Ferrari FXX-K, S.T.E.A.M. Model Building Kit, for Ages 10 and Up

Meccano Erector, John Deere 9RT Series Tractor Building Set, Stem Engineering Education Toy for Ages 10 & Up

Erector by Meccano Rally Racer 10-in-1 Building Kit, STEM Education Toy for Ages 10 & Up