A boy doing an experiment on a plant
Boy wearing safety goggles doing science experiment
実験をする7歳の男の子
A girl do experiment with pipette and test tube
試験管の液体を見つめる7歳の男の子
実験している小学生の男の子
Boy (6-7) wearing safety goggles doing chemistry experiment in class
実験道具を持っている小学生の男の子
Boy writing in classroom
実験をする小学生
Brother and sister wearing safety goggles doing science experiment
試験管を持っている笑顔の小学生の男の子
スポイトを持っている笑顔の小学生の男の子
Boy doing experiment and looking down with smile
College student doing experiment
Girl wearing safety goggles doing science experiment
実験している小学生6人
Scientist holding a plant in a test tube
Children working in school
顕微鏡を覗く少年
試験管を観察している小学生の女の子
Child proceeding experiment
Reaction rate experiment
実験している小学生の女の子
Boy and girl with homemade instruments
A girl doing an experiment
Girl doing experiment and looking down with smile
実験の授業中の小学生6人
実験している小学生の男の子3人
勉強する日本人の小学生
Male scientist doing an experiment
Doctor researching in a laboratory
理科の授業を受けている小学生6人
Girl using microscope and looking down
Scientist examining sample in beaker in laboratory
試験管を持っている小学生の女の子
実験をする研究員
Female scientist holding a test tube
Scientist Examining a Machine
Boy holding magnet with large number of pins on
Boy lifting paperclips with a magnet
Changing copper wires on battery
Hand holding pen above foil ball appearing out of jar
Scientist pipetting sample into multi well tray for analytical testing in laboratory
勉強する男の子
Female scientist and experiment
School Science Lesson
Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,
Pupils in biology class
試験管を覗く30代女性研究員
顕微鏡をのぞいている女性研究者
テストを見つめる小学生
テストを受ける小学生
試験管の液体を見つめる40代研究員
液体の研究をする男性
実験をする30代女性
試験管を持つ20代女性研究員
Female scientist holding a flask
Scientist with a sapling in a test tube
Scientist holding a petri dish
Girls in science class
Girl in science class
40代男性の研究風景
試験管を見つめる40代研究員
Boyle's Law demonstration
顕微鏡をのぞいている男性研究者
Boy in science lesson
Female scientist holding a petri dish
Chemistry lesson
Two boys on the grass, one holding a frog in his hand.
Removing seed from pine cone scale
Measuring pH levels
子供に勉強を教える母親
Scientists examining liquid in lab
勉強をする小学生
A boy holding a plant in a volumetric flask
Girl holding glassware and looking away with smile
Senior scientist doing experiments
A chemical experiment
Scientist holding dropper and test tube
Scientist performing an experiment
Scientist pouring liquid into measuring beaker
勉強をする小学生の男の子
Scholar who had schale and syringe
Close-up of a scientist's hand pouring sample into a beaker
He's a diligent young pupil
研究している女性研究者2人
Female scientist mixing liquids in lab
A boy doing an experiment
Student looking down a microscope
Devices for measuring liquids
考える少年
Hand pouring cooking oil over water
Boy looking at test tubes
Scientist researching on plants in a laboratory
Potassium chromate solution
Female scientist holding petri dish
Children in a group learning about plants and flowers, in an afterschool club or summer camp.
テストを見せる少女
Education - Pupils at primary or elementary school doing their homework or having a school test
Scientist using equipment in lab
Scientist working in lab
Scientist filling test tubes in lab
Children doing an experiment
Boy doing homework
Girl writing in classroom
Scientist examining test tube in lab
Female lab technician holding blood sample in a test tube
Scientist Looking at Test Tubes