Supplies Needed:

Half of a Lemon

Water

Spoon

Bowl

Cotton Swab

White Paper

Light Bulb

#1: Squeeze some lemon juice into a bowl and add a few drops of water. Mix the water and lemon juice

#2: Dip the cotton swap in the juice mixure and write a message on the white paper

#3: When your message dries, hold the white paper up to a light bulb that’s on to reveal the message