Icy Fizzing Letters
Materials
Alphabet ice cube trays (we like these)
Baking soda
Water
Jell-O powder
Vinegar
Directions
Mix together three parts baking soda, 1 part water and Jell-O (as much as you’d like)
Spoon the mixtures into the ice cube trays
Freeze
Pop letters out, give kids vinegar and spoons or eyedroppers
Let them play around & watch the letters fizz
adapted from Fun a Day