At level 7 (14-15 years) students should be able to design and carry out more extended experiments and to use appropriate equipment safely and accurately.
(students; should be; able to design and carry out more extended experiments and to use appropriate equipment safely and accurately; L:At level 7) (students; to design; ) (students; to carry out; more extended experiments)
students students students
should be to design to carry out
able to design and carry out more extended experiments and to use appropriate equipment safely and accurately L:At level 7
more extended experiments