Just one piece from the Einstein puzzle range. How will you fare against this brainteaser? Albert Einstein’s brain was the key to unlocking some of the world’s greatest mysteries. From electromagnets to GPS technology and satellites, Einstein’s theories paved the way for countless scientific developments and revolutionary inventions. Put your own brainpower to the test as you attempt to open the lock. The information provided here is as complete and accurate as possible; however, product names, colours and/or materials are subject to change without notice.