A girl do experiment with pipette and test tube
実験をする7歳の男の子
試験管を観察している小学生の女の子
実験している小学生の女の子
実験をする小学生
実験している小学生の男の子
実験道具を持っている小学生の男の子
A boy doing an experiment on a plant
Child proceeding experiment
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6人
Measuring pH levels
試験管を持っている笑顔の小学生の男の子
試験管を持っている小学生の女の子
Girl doing experiment and looking down with smile
研究している女性研究者
Girl wearing safety goggles doing science experiment
実験イメージ
Boy and girl with homemade instruments
Close up of pipette dropping solution into test tube in rack in lab
Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,
Girl holding glassware and looking away with smile
顕微鏡をのぞいている男性研究者
実験している小学生の男の子3人
スポイトを持っている笑顔の小学生の男の子
Boy (6-7) wearing safety goggles doing chemistry experiment in class
理科の授業を受けている小学生6人
勉強する日本人の小学生
Girls in science class
Girl in science class
Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube,Pipette
Boy writing in classroom
Children working in school
Germany, Bavaria, Munich, Droplet being dispensed from pipette into test tube
A graduated pipette being inserted into test tube
実験の授業中の小学生6人
Scientist experimenting with liquid chemicals and test tube
Laboratory Test & Medicines
Scientist holding dropper and test tube
Lab technician analyzing sample in a test tube
顕微鏡をのぞいている女性研究者
Pipette and test tubes
Boy wearing safety goggles doing science experiment
Female scientist holding a test tube
College student doing experiment
Scientist examining test tube in lab
試験管を見つめる女性
Scientist holding a plant in a test tube
Student performing titration
テストを見せる少女
Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube
研究する研究者の手元
Close up of pipette in test tube
Female lab technician analyzing a test tube
Scientist examining liquid in test tube
研究者のデスク
Scientist using pipette
実験
Scientist looking at test tube
実験をする研究員
Female lab technician holding blood sample in a test tube
実験器具
Girl using microscope and looking down
理科の実験をする小学生男女と女性教師
Scientist with a sapling in a test tube
Close-up of lab technician working with bacteria culture
Beans in test tubes with smoking beaker
Scholar who had schale and syringe
試験管を覗く30代女性研究員
試験管を持つ20代女性研究員
実験をする白衣を着た女性
Healthcare And Medicine
Close up of test tubes with liquid
Girl holding stick with blue circle attached to top
試験管の液体を見つめる40代研究員
Train wind tunnel test
Boy doing experiment and looking down with smile
Close up of female scientist examining micro organisms in petri dish
Titration experiment
Lab samples in test tubes
Scientist examining samples in test tubes in laboratory
Rack of test tubes with solution on counter in lab
Boy holding magnet with large number of pins on
Close up of rack of test tubes with solution in lab
Scientist examining sample in beaker in laboratory
テストを見つめる小学生
テストを受ける小学生
Close up of pipette dropping sample onto microscope slide in lab
Hands and test tube tray
Dropper measuring liquid into test tube mouths
Test tubes in a tube rack
Illustration Technique, Measuring Beaker, Test Tube,
Pipette dropping liquid in test tubes
Syringe placing a droplet of liquid in test tube
Close-up of a scientist's hand experimenting in a lab
Cropped view of graduated pipette pipetting liquid into test tubes
研究員