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The Construction Knob Puzzle features five large wooden pieces
Combine with bright colours - Explore contrast and composition with bold backgrounds and accents
and sequencing while developing essential fine motor skills
Safety Features: Finger-safe tray design and rubber feet to protect outdoor surfaces
TeacherGeek #10 Nylon Insert Locknut L1-Art & Craft-L2-Paper & Cardboard-L3-Natural & Kraft Paper The Construction Knob Puzzle featuresTeacherGeek #10 Nylon Insert Locknuts are high performance fasteners designed to create secure, vibration resistant connections in STEM and engineering projects. Each locknut features a built in nylon collar that grips the threads of a #10 machine screw, preventing it from loosening due to movement or tension. This added resistance is particularly valuable in mechanical systems with rotating or moving parts, such as wind turbines, hydraulic arms, or
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