The following was developed as a mental age assessment by the School of Psychiatry at Harvard University .

Take your time and see if you can read each line aloud without a mistake.

The average person over 45 years of age cannot do it!

1.This is this cat.

2. This is is cat.

3. This is how cat.

4. This is to cat.

5. This is get cat.

6. This is a cat.

7. This is young cat.

8. This is students cat.

9. This is attention cat.

10. This is in cat.

11. This is the cat.

12. This is morning cat.

Now go back and read the third word in each line from the top down.

back to braintraining