LEGO-maniac Anders built this working pinball game out of LEGOs and pure iron will. It doesn’t just react to the ball hitting certain sensors—it even takes score and can keep a high-scorer’s list.

It took 8,000 pieces of Lego, but a computer enthusiast at the University of Windsor is showing kids computer science can be fun and practical. This pinball machine is made of 8,000 pieces of Lego and ...