9 Mystery Pictures with 27 Color By Number Math Worksheets. Each worksheet includes 10 unique problems. All pictures have a colored answer key. Directions: Solve the math problem, look at the color next to it, and then color in ALL of the squares that have that answer. Shapes included: Cone, Cube, Cylinder, Hemisphere, Pyramid, Rectangular Prism, Sphere, Torus, Traingular Based Pyramid, Triangular Prism