Vintage 80s Radio Shack Science Fair 150 In 1 Electronic Project Kit *Working

Vintage 1980s Radio Shack Science Fair; 150 projects in 1, Electronic Project Kit. includes this large electronic board inside a wood box that has different electronic gadgets to create different outcomes. has a very large manual to explain how to do the different projects. communications circuits, test equipment circuits, electronic sound effects, computer circuits. condition is excellent for its age. my father is an electronic engineer & says it should be all in good working condition! as can be seen in the video, he showcased the light working as well as the relay working with the switch. the radioshack batteries are for nostalgia only; they are no longer working. no corrosion at the battery hubs