Oscillating Reaction- The Traffic Light kit, Includes: 1x10 g Sodium Hydroxide, Beads UN1823, 1x0.5g Indigo Carmine, makes 50ml, 5x5 g Dextrose (Glucose), A flask containing a yellow solution gently swirled and the solution turns red
Wave Apparatus - Plastic, Demonstrate Longitudinal And Transverse Waves, Advanced Apparatus Demonstrates Both Longitudinal And Transverse Wave Motions. Consisting Of A Number Of Eccentric Discs Supporting A Series Of Metal Rods Revolving On A Handle