Here are another 25 Optical Illusions That Will Blow Your Mind! br br 1. Stare at the dot in the centre of this image br br 2. Which image is bigger a or b? They're actually the same size br br 3. Our eyes are tricking us into believing the pink dots are moving but they're all stationary br br 4. These lines are moving up and down but not to the right, did they move right without you thinking? br br 5. No stairs here, just depth perception with the drawing and the red square in the background br br 6. Just a quick fyi, those red lines are straight as arrows br br 7. More line jiggery pokery here, all of the lines here are straight diagonal ones, the smaller ones create the illusion br br 8. Stare at the dots in the centre for 30 seconds, now close your eyes, who do you see? br br 9. There are several variations to this illusion but the effect is the same. The “blue” and “green” backgrounds are in fact the same color (open it in photoshop). br br br 10. The dots between the squares are all white br br 11. It won't be long before that big monster catches the baby monster....except when it does it'll find they're the same size br br 12. Does this shape have 3 stumps or not? br br 13. More moving around but this image is completely still br br 14. The Kanizsa Triangle was named after the psychologist Gaetano Kanizsa who first described its effect. When you look at the image your brain creates contours (outlines) of a triangle although none exist. In reality it is an illusion created by the the wedges and the angles. br br 15. Stare at this image for 30 seconds and it will slowly disappear br br 16. This is a classic illusion named after Ludimar Hermann who discovered it in 1870. At every point where the white lines intersect our eyes perceive a gray, shadowy blob. If you look directly at one of the intersections though, the blob disappears.