I found a mad scientist wig and instantly knew that I wanted to plan a mad scientist day around Halloween for the students in my classroom! When using this engaging activity, students complete assignments that allow them to collect "tokens" that will then be turned in for ingredients to make a "magic potion".The 5 assignments in this activity are:Rounding is Fant-tastic! -- rounding to the nearest 100s, 1000s, 10,000s, 100,000s, 1,000,000sPumpkin Life Cycle -- sequencing and retellingWitchy Word