Indicator Armadillo Data SheetArmadillo 1
(Dip the armadillo in the liquids in order.)
Challenge question: Can your group make an armadillo with blue stripes and pink dots with blue centers?
What did you try? What worked? Can your children explain why it worked?
Invisible inks" are the same color as the paper. messages written with invisible ink need to be dipped in or sprayed with another liquid to be read.
Challenge question: Can your group use these materials to write "invisible ink" messages?
What did you try? what worked? Can you explain why it worked?