New 34++ Children S Electric Guitar. Buy children's electric guitars and get the best deals at the lowest prices on ebay! Shop with afterpay on eligible items. This is a difficult one, but ultimately it comes back to what we are looking for in any instrument for children: Realistically if you are spending $100 to $150 for a children's guitar you can probably skip the guitar setup, kids aren't going to care too much whether intonation is perfect and everything is adjusted correctly, and it's a bit crazy.