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A comparison of student perceptions of science activities within three instructional approaches by
Material type: Text Text; Format: print ; Literary form: Not fiction
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A habitat-forming experience by
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A method of designing practical examinations to match what is taught in laboratory activities by
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A photogate flash trigger and a demostration of inertia by
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Actividades de la UNESCO en ciencia y tecnología en América Latina y el Caribe. -- by Series: (Estudios y documentos de política científica; 63)
Material type: Text Text; Literary form: Not fiction
Publication details: París : Montevideo, Uruguay: UNESCO; ROSTLAC, 1985
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 338:6 (7/8) ACT No.63..

Activités de l'Unesco en science et technologie dans la région des Etats arabe. by Series: Etudes et documents de politique scientifique ; 65
Material type: Text Text; Literary form: Not fiction
Publication details: París : UNESCO, 1987
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Activités de l' UNESCO en science et technologie dans la region d' Europe et d' Amérique du Nord Series: (Études et documents de politique scientifique; 45)
Material type: Text Text; Literary form: Not fiction
Publication details: Paris : UNESCO, 1979
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 341.16: 001:3 (4) =40 ACT No.45.

Activités de l'UNESCO en science et technologie en Asie et dans le Pacifique. -- Series: (Études et documents de politique scientifique; 51)
Material type: Text Text; Literary form: Not fiction
Publication details: Paris : UNESCO, 1985
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 338:6 (5) =40 ACT No.51..

Les activités scientifiques extrascolaires poour jeunes gens / par R. A. Stevens. by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: París : UNESCO, 1970
Availability: Items available for loan: Bib. Gregorio Torres Quintero (1)Collection, call number: Colección General LB1585 S7.2.

All about ants : discovery learning in the primary grades by
Material type: Text Text; Format: print ; Literary form: Not fiction
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Are you as clever as a spider by
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Astounding jumping disk by
Material type: Text Text; Format: print ; Literary form: Not fiction
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"Canned physics" by
Material type: Text Text; Format: print ; Literary form: Not fiction
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Classifying motion by
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Computervision by
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Conceptions of high school students concerning the interal structure of metals and their electric conduction : structure and evolution by
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Publication details: EUA
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DNA investigations by
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