Dozer

Dozer

Medium

What’s a sleeping Bull called? A bull-dozer πŸ˜‚.

With Mars Rover’s new custom pieces, you can build a hinging blade and much more.

Parts needed:

Next recommended challenge

Easy
Wing Flapping Mechanism

Wing Flapping Mechanism

Here's a quick video to show how to make the wing flapping mechanism! Once you learn this you can make your bird creations come to life!

Easy
Hummingbird

Hummingbird

Helicopters are jealous of this birds ability to hover! How many flowers will your hummingbird visit?

Medium
Gouldian Finch

Gouldian Finch

A ball of color with wings from down under!