Questions of the first elementary school experimental science textbook

Lesson-by-lesson questions with answers

Suitable for preparing for school exams and class questions

Includes 14 textbook lessons:

Science bell / Hello, look at me / Be healthy, be happy / The world of animals / The world of plants / Our watery earth house / Our stone house earth / What I want to build / Our earth house / The air around us / Cold and hot world / From home to school / My magnet / From past to future