Crayola Model Magic adds a new dimension to crafting creative art projects. Model Magic is a soft, easy-to-use modeling material that lets you and your kids create colorful, keep able art. Plus, it’s great to have on hand for slime supplies! Model Magic air-dries, usually within 24 hours. Pick up any of these 4-ounce packs in 10 assorted colors and make cool creations. Upgrade your slime recipe! Did you know you can melt Model Magic with water? Once liquefied, you can add it to slime for a cool buttery textured slime. For more gooey fun check out all our slime recipes that use Model Magic.