Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

5 sett 2007 anni - I was taught how to do easy solving problems

Descrizione:

At school, my teacher showed me a shortcut on how to solve math problems such as using my fingers to count. The stage is called CONCRETE OPERATIONAL.

Aggiunto al nastro di tempo:

Timeline Project by Anthony Perla

ByAnthony Perla

9 nov 2017

0

0

671

Data:

5 sett 2007 anni

Adesso

~ 18 years ago

Immagini:

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL