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ERIC Number: ED232643
Record Type: Non-Journal
Publication Date: 1982-Apr
Pages: 2
Abstractor: N/A
Reference Count: N/A
Titration. MicroSIFT Courseware Evaluation.
Northwest Regional Educational Lab., Portland, OR.
THE FOLLOWING IS THE FULL TEXT OF THIS DOCUMENT (Except for the Evaluation Summary Table): VERSION: 1980. PRODUCER: Mentor Software, Inc., Box 8082, St. Paul, Minn. 55113. EVALUATION COMPLETED: April 1982, by staff and constituents of the Texas Region X Educational Service Center. COST: $19.95. ABILITY LEVEL: Grades 10-14. SUBJECT: Chemistry: titration. MEDIUM OF TRANSFER: 5-1/4" flexible disk. REQUIRED HARDWARE: Apple II, single disk drive. REQUIRED SOFTWARE: DOS 3.3. INSTRUCTIONAL PURPOSE: Standard instruction, enrichment. INSTRUCTIONAL TECHNIQUES: Drill and practice. DOCUMENTATION AVAILABLE: Supplementary materials include suggested grade/ability levels, instructional objectives, program operating instructions, student instructions and student worksheets. INSTRUCTIONAL OBJECTIVES: Instructional objectives are stated. INSTRUCTIONAL PREREQUISITES (Inferred): Users should have had science instruction at the 9-10 grade level. CONTENT AND STRUCTURE: The program simulates an acidic or basic titration of a solution of unknown strength. The necessary equipment is displayed graphically. After the titration has been completed the user is tutored in performing the necessary calculations. The results are compared to the actual normality of the unknown solution. ESTIMATED STUDENT TIME REQUIRED: Twenty minutes. POTENTIAL USES: This package can be used as a pre-lab for students to perform before doing an actual titration experiment in the laboratory. It could also be used by an instructor for purposes of demonstration. MAJOR STRENGTHS: The computer responses are"friendly," and the activities involve students in appropriate ways. MAJOR WEAKNESSES: The terms "acid solution" and "basic solution" need to be added to the definition sheet. EVALUATION SUMMARY: Evaluators indicate they would use or recommend use of this package only if certain changes were made. (See Major Weaknesses.) (Author)
Publication Type: Reports - Evaluative
Education Level: N/A
Audience: Practitioners
Language: English
Sponsor: N/A
Authoring Institution: Northwest Regional Educational Lab., Portland, OR.