Products tagged with proefjes
Article code ED2949F62
€23,50
in stock
When you grab the two ends of the energy bar wrapped in silver foil, the lights start to glow in colour and a beep sounds. How can that be?
Read more
Energy Bar
When you grab the two ends of the energy bar wrapped in silver foil, the lights start to glow in colour and a beep sounds. How can that be?
€23,50
€11,99
out of stock
Make a variegated volcano erupt under water. Perform a magic trick with yeast and sugar. Make colors disappear and snakes dance. Make invisible ink or make it rain in the kitchen....
Read more
50 amazing experiments to do yourself (Dutch)
Make a variegated volcano erupt under water. Perform a magic trick with yeast and sugar. Make colors disappear and snakes dance. Make invisible ink or make it rain in the kitchen....
€11,99