Kids’ science experiments are always a hit but throw candy onto the supply list and you’re guaranteed to step up the cool factor. These 21 candy science experiments are perfect to use as science fair projects, classroom activities, homeschool lessons or rainy day entertainment.
Get inspired with the list below and then grab 30 easy-to-follow science experiments kids will beg to repeat (plus a no prep science journal to keep track of their results!) in our shop or on Teachers Pay Teachers!
Candy Science Experiments
Head to the store to pick up a few bags of candy or dig through your leftover Halloween stash and get ready for some guaranteed fun.
Mix up some magical dancing gummy worms.
Discover the colors candy makers use to make M and Ms with a round of chromatography.
Grab some toothpicks and candy drops and build STEM structures. // The STEM Laboratory
Make an exploding Peep geyser. // Housing a Forest
Dissolve the M off of an M and M. // Coffee Cups and Crayons
Watch conversation hearts dance and boogy.
Find out whether ants prefer sweet or sour.
Turn a handful of Skittles into a colorful rainbow.
Test whether different candies melt in the sun.
Have mini engineers make Gobstopper tracks.
Build homemade pop rockets that really soar!
Whip up a batch of oh-so-simple mint fireworks.
Test whether candies sink or float.
Make a bright and bold M and M rainbow.
Melt the stripes off candy canes.
Make a Mentos geyser. // I Can Teach My Child
Cook a batch of homemade rock candy. // Gluesticks Blog
Watch Lifesavers magically flash in the dark! // Candy Experiments
Dissolve a gummy pumpkin. // Lemon Lime Adventures
Figure out how to sink a marshmallow. // Steve Spangler Science
Turn ordinary Skittles into clamshells. // Parenting
And launch candy pumpkins across the room with a homemade catapult!