DINOSAUR EGGS - • 1 1/4 cups dirt • 1 1/4 cups of flour • 3/4 cups salt • 1/2 cup sand • Water • Plastic Dinosaurs Mix together dirt, flour, salt and sand. Slowly stir in water to create a dough, clay-like texture. Mold the dough around one of the plastic dinosaurs. Let the eggs dry thoroughly. This may take all day or several days depending on the weather.