Özet:

Integrated student worksheetsshould contain learning that is relevant to the characteristics of 21st century learning. Where 21st century learning aims to develop the talents and potential of students so that students have characters and attitudes that will be able to face the challenges of 21st century learning. To use this integrated student worksheets, an assessment was carried out in the form of validation of the development of this this integrated student worksheets. The purpose of this assessment is to see the validity of the development of this integrated student worksheetswith the theme of energy in life using integrated problem-based learning in 21st century learning. This validation assessment is carried out by three validators consisting of material experts, media experts and linguists.

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