4M S.t.e.a.m Powered Girls Crystal Garden. Learn chemistry with a hands on crystal growing experiment. Follow simple steps to grow crystals in your choice of colours and sizes. Design and make your own stunning garden. Contains crystal compound, seeing mixture, stirring bowls, transparent cups, stirring spoon, white gravel, coloured beads, clear blister cover, display tray, ring shaped templates and details instructions, grow up to 8cm.