Ive made a few of his modules on stripboard, its just neat that you can buy their kits at Jameco now.
Build an 8-Bit Computer by Ben Eater (Part 1) - Clock Module:
https://www.jameco.com/webapp/wcs/stores/servlet/Product_10001_10001_2286623_-1
Build An 8-Bit Computer by Ben Eater (Part 2) - Registers and Arithmetic Logic Units (ALU):
https://www.jameco.com/webapp/wcs/stores/servlet/Product_10001_10001_2286631_-1
Build An 8-Bit Computer by Ben Eater (Part 3) - Random Access Memory (RAM) Module and Program Counter:
https://www.jameco.com/webapp/wcs/stores/servlet/Product_10001_10001_2286639_-1
Build An 8-Bit Computer by Ben Eater (Part 4) - Output Register and CPU Control Logic:
https://www.jameco.com/webapp/wcs/stores/servlet/Product_10001_10001_2286647_-1
Complete Kit:
https://www.jameco.com/webapp/wcs/stores/servlet/Product_10001_10001_2286671_-1