A cartoon of a man and a boy sitting at a desk

An image of Leonard sitting at his desk with a homemade science experiment set up in front of him, wearing safety goggles and holding a bubbling beaker.,The Big Bang Theory,Leonard is short with curly black hair and glasses, portrayed by Johnny Galecki, male

Hoy quiero hablar de algo emocionante, ¿vienes?

An image of Leonard sitting at his desk with a homemade science experiment set up in front of him, wearing safety goggles and holding a bubbling beaker.,The Big Bang Theory,Leonard is short with curly black hair and glasses, portrayed by Johnny Galecki, male