My granddaughter (6yrs. old) w/ the help of her parents uses "https://apps.apple.com/us/app/picturethis-plant-identifier/id1252497129" quite successfully and often.
If the horn was a critter’s face and the heel was the back of its head and described as a biologist or MD would, then the serial number was on the Right Front foot.
Reminder -- Hydrogen gas is released. Poor ventilation + unclipping a "sparking" electrode = BOOM, which could be deafening. Disconnect the charger first.
Sycamore has interlocking grain, which makes it difficult to split. Flat-sawn boards are prone to twist. But, as a big block, sycamore is a very good wooden base.