Mechanical Gears Air Vehicle
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Build this amazing 170 pieces 3D puzzle. If you love DIY and enjoy building amazing things, youâll love this DIY zeppelin. Best engineering toy for kids and adults, great for learning how gear transmission work and how potential energy is created and converted into synthetic energy. Get it for yourself, give it as a gift, or build it with your love ones!
No glue required. Wind-up feature operated by spring.
Assembled size: 30cm x 21.5cm x 25cm
Ages 14 and up