Let's Get Fizzical

I think we could spend each and every day doing experiments with baking soda and vinegar. I mean, watching stuff explode just never gets old.By the way, are you tired of your boring old white cement? Well, no more! You, too, can have the pink sidewalk of your dreams with this simple kit! Merely activate the volcano with a cup of vinegar, allow the lava to seep into the cement and -- voila! -- you'll be the envy of all your neighbors!