For a holiday party: Fill balloons with water colored with food coloring. Set them out when it's below freezing. After they've frozen solid, remove the balloons and you'll have something resembling giant marbles.
3 Ingredient Nutella Brownies - Bake at for around 30 minutes (less time for cupcake form, more time if the centers aren't baked through). Good for school bake sales - taste more like chocolate cake than brownie though
Trevi Fountain is a fountain in Rome, Italy. It is the largest Baroque fountain in the city and the most beautiful in the world. A traditional legend holds that if visitors throw a coin into the fountain, they are ensured a return to Rome. DONE!