Drop vinegar tinted with food coloring onto a pan filled with baking soda. Colorful fizzy fun!
Balloon magic with baking soda and vinegar - Gift of Curiosity
vinegar and baking soda toddler activity rainy day indoors
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Pan of baking soda, vinegar, and a dropper=big fun
"This kept my 2 year busy for an entire hour and my 4 year old busy for 2 hours! YAY! Drop vinegar tinted with food coloring onto a pan filled with baking soda" I need to try this!