Atom with nucleus in center and orbiting electrons in shell layers showing valence electrons

$3.00

Atom with nucleus in center and orbiting electrons in shell layers showing valence electrons

$3.00

Atom with nucleus in center and orbiting electrons in shell layers showing valence electrons

$3.00

Atom with nucleus in center and orbiting electrons in shell layers showing valence electrons

$3.00

happy atom with animated valence electrons jumping around the outer shell

$3.00

happy atom with animated valence electrons jumping around the outer shell

$3.00

happy atom with animated valence electrons jumping around the outer shell

$3.00