41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
1770266
143598
2
Create a timeline
Public Timelines
For organizations
For companies
For educational institutions
For teachers
For students
Dashboard
For educational institutions
For teachers
For students
Dashboard
FAQ
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Dashboard
Get premium
Donate
jan 1, 1972 - Se aplican las primeras pruebas en gran escala, como insumo de decisión sobre el ingreso de alumnos a la educación secundaria
Added to timeline:
evaluacion
By
Laura Jamaica
30 Sep 2018
0
0
370
Date:
jan 1, 1972
Now
~ 54 years ago
Images:
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Dashboard
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
