k'nexDragon's Revenge Thrill Coaster - 578 Parts - Roller Coaster Toy - Ages 7 & Up

Q: Does this not come with a box?

It comes brand new in the box :)

Q: Which amazon devices can be used with the ride it! app? does it work with a kids fire?

This item will work on Amazon devices with a minimum of 1024MB Ram running Fire OS 5 or above. Some features, like the VR capability, may not be available due to limitations to the currently available hardware from Amazon. The Ride It! app can be fully enjoyed without the use of a VR viewer in the 2D mode. Or, you can also use an Android or Apple phone in conjunction with the included K’NEX cardboard VR viewer.

Q: how big is it after it's assembled?

Good Afternoon the Length is 36 inches, 16 inches Wide , and Height is 25 inches.

Q: If I buy a few different roller coasters, can they be combined together?

Hi there, yes with some innovation and part count, Knex can be interconnected - enjoy! For ideas check out our Youtube page as well as our websites - knex and Basic Fun. Enjoy!