Don’t Choose the Wrong McDonald’s Happy Meal Slime Challenge! Cilla and Maddy face a fun challenge where they must pick Happy Meals containing mystery slime ingredients, but beware—some meals come ...

Today with my special guest Alyssa from the Recipe Critic we try the weirdest foods we can find in this mystery Box Challenge ...

In this 2015 file photo, Raiden Gallagher, 3, of Topeka, holds out a hand to receive a bubble created from dry ice and soapy water during the 20th annual Carnival of Chemistry. The carnival returns on ...