Brain Teasers Mars Rover Mechanical 3D Wooden Puzzles for Adults and Kids to Build - Rides up to 13 ft - 7.9x4.7 in - Model Kits for Adults - DIY Wooden Models for Adults to Build

DETAILED & FUNCTIONAL DESIGN - Operated by a unique spring motor, the Mars Rover 3d wooden puzzle for adults and kids will uninterruptedly ride straight ahead for up to 13 feet
PERFECT GIFT FOR ALL AGES - The Mars Rover wood model kit already comes in attractive packaging that will be awesome to get as a gift! Our 3d puzzles for adults and kids will always be a welcome gift and a worthy addition to any collection
CLEAR ASSEMBLY PROCESS - The Mars Rover model for adults and kids comes with a step-by-step illustrated instruction in 8 languages, including English
FLEX YOUR MIND - The Mars Rover 3d puzzle is made of eco-friendly materials, while its OOAK design will help to enhance creativity, fine motor skills and make every moment precious and interesting

	Locomotive R17	Gun AR-T	Hot Rod Car	Space Spider	Cyber Gun	Pickup Truck
Assembly Time (estimated)	≈ 8 hours	≈ 6 hours	≈ 4 hours	≈ 6 hours	≈ 4 hours	≈ 3 hours
Assembled Size	34.25*7.08*5.11 in	23.23*3.15*8.27 in	10.43*2.76*4.14 in	9.84 *12.6* 4.92 in	9.45*1.37*5.70 in	8.27*3.35*3.30 in
Quantity of parts	405	496	280	245	122	276
Glueless Assembly	✓	✓	✓	✓	✓	✓