Task card series
Subtitle: for grades 7-12
By: conceived and written by Ron Marson ; illustrated by Peg Marson.
Contributors: Marson, Peg; Metcalf, Doris.; TOPS Learning Systems.
Publisher: TOPS Learning Systems; Tops Learning Systems; Tops Learning System
Published: 1989
Place of publication: Canby, OR
Language: eng
Number of pages: 23
Subjects: Science -- Study and teaching (Elementary); Physics -- Study and teaching (Elementary); Mathematics -- Study and teaching (Elementary); Engineering -- Study and teaching (Elementary); Science -- Problems, exercises, etc.; Science -- Experiments.
Genres: Problems, exercises, etc.
Other titles: Pendulums.; Measuring length.; Graphing.; Balancing.; Weighing.; Metric measure.; Math lab.; Probability.; Floating & sinking.; Analysis.; Oxidation.; Solutions.; Cohesion/Adhesion.; Kinetic model.; Heat.; Pressure.; Light.; Sound.; Electricity.; Magnetism.; Motion.; Machines.; Rocks and minerals.
Notes: Vol. 20 for Grades 8-12; v.23, conceived and written by Doris Metcalf, Ron Marson and illustrated by Peg Marson.

CR
Table of contents: title: 1. Pendulums; title: 2. Measuring length; title: 3. Graphing; title: 4. Balancing; title: 5. Weighing; title: 6. Metric measure; title: 7. Math lab; title: 8. Probability; title: 9. Floating & sinking; title: 10. Analysis; title: 11. Oxidation; title: 12. Solutions; title: 13. Cohesion/Adhesion; title: 14. Kinetic model; title: 15. Heat; title: 16. Pressure; title: 17. Light; title: 18. Sound; title: 19. Electricity; title: 20. Magnetism; title: 21. Motion; title: 22. Machines; title: 23. Rocks and minerals.