How to Draw an Impossible Star: Easy Optical Illusion Guide

Ready to trick the eye? This tutorial is perfect for artists ages 8+ who want to explore the world of optical illusions. You will only need a pencil, an eraser, and a ruler to create this mind-bending geometric shape that builds focus and spatial awareness.

10 Steps

🎯 Final Result

A colorful, finished impossible star drawing showing depth and 3D perspective.

Step-by-Step Instructions

Step 1: Establishing the First Bar

Initial pencil sketch showing three connected line segments forming the first bar of an impossible star.

Draw a long, straight diagonal line. From the bottom, add a shorter line upward, and another downward at the opposite angle. Teacher's Tip: Use a ruler to ensure your lines are perfectly straight; precision is the secret to a convincing illusion.

Step 2: Building the Second Bar

Drawing the second bar of the star using parallel lines to create depth.

Extend a short line from your previous work, then draw a long line upward. Add a short horizontal line and a long parallel line downward. Teacher's Tip: Keep your lines parallel to maintain the 3D perspective.

Step 3: Connecting the Legs

Connecting the star legs with straight lines to form the base structure.

Extend a diagonal line from the bottom left, then a parallel line to match. From the top, draw a long line downward and connect it to the leg tip. Teacher's Tip: Check that your corners meet sharply; don't let them overlap.

Step 4: Adding Horizontal Depth

Adding horizontal lines to the center of the star to suggest 3D layering.

Draw two horizontal lines across the middle. The top line should be slightly longer than the bottom one. Teacher's Tip: These lines create the 'overlap' effect that makes the star look impossible.

Step 5: Extending the Arms

Extending the star arms with long diagonal lines to expand the shape.

Draw a long line above your previous work, connecting the ends. Extend a long diagonal line downward on the opposite side. Teacher's Tip: If your lines look a bit messy, use your eraser now to clean up any stray marks.

Step 6: Defining the Left Arm

Defining the left arm of the star with parallel lines to maintain symmetry.

Extend a short line from the left arm, followed by a long parallel line. Connect the tip of the opposite arm with a long straight line. Teacher's Tip: Ensure the spacing between your parallel lines is consistent for a professional look.

Step 7: Connecting the Points

Connecting the final points of the star and erasing unnecessary guide lines.

Use your ruler to connect the remaining points as shown. Erase any overlapping guide lines that shouldn't be visible. Teacher's Tip: This is where the 'impossible' shape really starts to come together!

Step 8: Refining the Top Point

Refining the top point of the star to complete the geometric structure.

Extend a short line from the uppermost point, then draw a line downward to meet the adjacent bar. Teacher's Tip: Take your time here; this small detail closes the loop of the illusion.

Step 9: Finalizing the Outline

Finalizing the outline of the star to create a solid, finished shape.

Draw a final straight line from the upper tip to the left leg to complete the figure. Teacher's Tip: Go over your final lines with a darker pencil or pen to make the shape pop.

Step 10: Adding Color and Shading

The finished impossible star with shading applied to create a 3D effect.

Color your star! Use shading on the inner sides to create a sense of depth. Teacher's Tip: Darker colors in the 'shadow' areas will make your star look like a real 3D object.