Armed with multiple cues and plenty of chalk, Kolt Foster is one of Montana’s top young pools players. At home on this day, he meticulously racks the rainbow of colored balls on his family’s table.

[George] just finished his first project: an 8×8 matrix “Board of Many Ping-Pong Balls” with 64 RGB LEDs. He started this project when he was 14 years old and finished the build ov… ...