This selection of cards stick to the black or whiteboard.
Designed to minimise the extra information while focussing on essential points.
Set includes elements 1 to 20, plus hydride (H-) and 14 additional cards (4 hydrogen, 3 oxygen, 2 chlorine, 1 fluorine, 2 sodium & 2 potassium)
Illustrate key concepts as you sequentially build the table!