<p><strong>الدرس الثاني من وحدة الضوء - تكوين الظلال&nbsp;</strong></p> <p><a href="https://www.joacademy.com/e-school/lesson/%D8%AA%D9%83%D9%88%D9%86-%D8%A7%D9%84%D8%B8%D9%84%D8%A7%D9%84-400/explanation?grade=4"><strong>شرح الدرس</strong></a></p> <p><a href="https://www.joacademy.com/e-school/lesson/%D8%AA%D9%83%D9%88%D9%86-%D8%A7%D9%84%D8%B8%D9%84%D8%A7%D9%84-400/abstract-sheet?grade=4"><strong>ملخص الدرس</strong></a></p> <p><a href="https://www.joacademy.com/work-sheets/%D8%AA%D9%83%D9%88%D9%86-%D8%A7%D9%84%D8%B8%D9%84%D8%A7%D9%84-509?grade=4"><strong>ورقة عمل</strong></a></p> <p><a href="https://www.joacademy.com/e-school/lesson/%D8%AA%D9%83%D9%88%D9%86-%D8%A7%D9%84%D8%B8%D9%84%D8%A7%D9%84-400/lesson-question?grade=4"><strong>حل اسئلة الدرس</strong></a></p>
