GIDDY UP-Scientific Explorer: Make your Own Soft Pretzels Kit. Learn how to fold and twit pretzels like a pro! It's tasty science! This kit contains flour; pretzel salt; baking soda; yeast; one measuring spoon; one thermometer; one pretzel template; and an activity guide. Recommended for ages 6 and up with adult supervision. WARNING: CHOKING HAZARD-Small Parts. Not for children under 3 years. Made in USA.