The Didactics of Science The Didactics of Science Through - - PowerPoint PPT Presentation

The Didactics of Science The Didactics of Science Through Through Polymorphic Polymorphic Self Self-

• Made

Made Experimental Apparatus Experimental Apparatus

• f Quantitative Determinations
• f Quantitative Determinations

An alternative proposal for the An alternative proposal for the teaching of Natural Sciences teaching of Natural Sciences

A model for teachers training in A model for teachers training in Natural Science has Natural Science has: :

a) a)

to to evoke their interest and the spontaneous evoke their interest and the spontaneous attendance, attendance,

b) b)

to control the acquisition of knowledge, by to control the acquisition of knowledge, by themselves, themselves,

c) c)

to acquire training and psychomotor skills, to acquire training and psychomotor skills,

d) d)

to help them to collaborate. to help them to collaborate.

Why it has to be self made Why it has to be self made

a) a)

It is authentic creative activity. It is authentic creative activity.

b) b)

It is an inquiring approach of natural It is an inquiring approach of natural phenomena. phenomena.

c) c)

Develops cognitive and psycho motive skills. Develops cognitive and psycho motive skills.

d) d)

Facilitates the logical process of induction. Facilitates the logical process of induction.

e) e)

Makes a clear discrimination between Makes a clear discrimination between

• bservations
• bservations’

’ data and their interpretation. data and their interpretation.

f) f)

Covers the sentimental sector through the Covers the sentimental sector through the “ “pleasure of creation pleasure of creation” ”. .

Why it has to be quantitative Why it has to be quantitative

a) a)

The manipulation of the errors and their The manipulation of the errors and their treatment, helps for a depth understanding of treatment, helps for a depth understanding of phenomena. phenomena.

b) b)

It combines Science with Mathematics It combines Science with Mathematics (Statistics). (Statistics).

c) c)

Admits personal control of knowledge and Admits personal control of knowledge and personal evaluation. personal evaluation.

d) d)

Gives the sense of the monad and the use of Gives the sense of the monad and the use of monad through the calibration step. monad through the calibration step.

Why it has to be polymorphic Why it has to be polymorphic

• Teacher knows the phenomenon at a higher

Teacher knows the phenomenon at a higher level for himself. level for himself.

• He plans the experiment at lower level

He plans the experiment at lower level simultaneously. simultaneously.

• He has the experience on the way of how he will

He has the experience on the way of how he will teach it in the classroom. teach it in the classroom.

Battery Battery

• Area:

Area: Chemistry.

Chemistry.

• Educational Goals:

Educational Goals:

1. 1.

Connection of the electromagnetism with chemistry Connection of the electromagnetism with chemistry. .

2. 2.

Classical prototype of the atom, through an application. Classical prototype of the atom, through an application.

3. 3.

The red ox reactions, as a process of electrons The red ox reactions, as a process of electrons transmission. transmission.

4. 4.

The conductivity of an electrolytic conductor and the The conductivity of an electrolytic conductor and the factors affecting it. factors affecting it.

5. 5.

The internal resistance of a battery and the factors The internal resistance of a battery and the factors affecting it. affecting it.

6. 6.

The transformation of the chemical energy to electric The transformation of the chemical energy to electric. .