I am happy with the product and package, but wish i could find a general purpose motorized lego kit with instructions for sever...  Read More

I am happy with the product and package, but wish i could find a general purpose motorized lego kit with instructions for several devices similar to the contraptions kit.  Read Less

My son had no problems with the assembly, but he his pretty mechcanicly inclined.

My son had no problems with the assembly, but he his pretty mechcanicly inclined.  Read Less

Building it was a lot of fun with the countless numbers of gearwheels.

Building it was a lot of fun with the countless numbers of gearwheels.  Read Less

I tried to hill climb with this thing on a bed sheet and by balancing the excavator with the boom it got surprisingly far.

I tried to hill climb with this thing on a bed sheet and by balancing the excavator with the boom it got surprisingly far.  Read Less

So i got it even though it cost me an arm & a leg.

So i got it even though it cost me an arm & a leg.  Read Less

This thing is also pretty powerful when driving, especially on a surface where the tracks get decent grip like on a matress or carpet.

This thing is also pretty powerful when driving, especially on a surface where the tracks get decent grip like on a matress or carpet.  Read Less

Then again, on a lego construction site it'll eat the blocks up.

Then again, on a lego construction site it'll eat the blocks up.  Read Less