写真素材の検索結果

Books in speech bubble

Chemical formula in speech bubble

Geometric shapes in speech bubble

Geometric shapes and mathematics in speech bubble

Variety of balls in speech bubble

Variety of objects in speech bubble

Chemical formula in speech bubble

Variety of objects

present box and speech bubble

present box and speech bubble

present box and speech bubble

certificate and speech bubble on the blackboard

Stack of books on pedestal

Stack of books on pedestal

Open book

Cklock made from books

Studio shot of paper cut out of human brain

Opened old book with empty pages on wood

Mint Images 55649

Cropped view of woman reading book, Milan, Italy

Close up of open book on counter

Close up of open book on counter

Girl holding a textbook

thinking bubble on the blackboard

Multiple image of colorful rainbow toys on pink background

Multiple image of colorful rainbow toys on colored background

Bubble

Speech balloon, elevated view

Speech balloon, elevated view

World map

Prayer Book

Variety of objects

Young man doing meditation with thought bubble

Blackboard with school utensils

Smiling girl holding textbook

本と虫メガネ

Girls forming clock needles

Bubble

Open dictionary

Papers, pens and notebooks

Book pages

gavel hammer and speech bubble

golden trophy with speech bubble

Open book, close-up

Pulley system

Bubbles

Mid adult woman flying and thinking, smiling

Writing on notebook, black background

手帳とスマートフォン

Book isolated on white

Open book

Child cutting card

Open book, artwork

Colorful school bags

Colorful school bags

School bags and papers

Open Book With Blank Pages

Open Book With Blank Pages

Child walking over book

Figurine of boy walking on open book, close-up

Stack of books

Book Balancing on Book

word how are you on square blocks on speech bubbles

word how are you on square blocks on speech bubbles

Yellow zip

Book and letters in front of white background

Germany, Munich, Child's drawing in exercise book

Books and spectacles

Illustrative image of dollar printed on book representing education loan

Woman in street reading book, Milan, Italy

Scale weighing technology over knowledge

Boy relaxing on bed, reading book

educational concept, selective focus on golden pen, specil toned

Books Attached to Small Parachutes

Part of an opened book with bookmark

Litmus indicator dropping from pipette into beaker for pH test

Beakers with solutions of transition metal salts

Beakers with solutions of transition metal salts

gavel hammer and speech bubble

gavel hammer and speech bubble

Various eyeglasses from above

Eyeglasses from above

Stack of books on black ground, elevated view

Yellow Book on Upholstered Chair

Vintage Children's Books

Book

Illustrative image of children reading books while hanging in clouds representing World Book Day

crystal trophy and thinking bubble

concept image of a smiling woman graduate wearing virtual reality goggles in a background of mathematical formulas depicting the use of technology in education

Books and a cup of coffee

Foam

理科の実験（クラフト）

理科の実験（クラフト）

Brain hemisphere model

Mathematical universe, conceptual artwork

Mathematical universe, conceptual artwork

A small notebook on a table next to a candle

conceptual shot of a young female child in front of a problem on a chalkboard

Pre-schooler assessment

Hanging Apple in Classroom

Glasses, pen and open book

Children participating in a science fair

Valentine's day still life

Largesse, conceptual image

Largesse, conceptual image

Germany, Munich, Exercise book with calculations, close up

Wave diffraction

Light refraction in a glass block

Slinky spring

Open book, artwork

Open book, artwork

Open book, artwork

Books on table

Bookshelf in library

Beakers of acidic and basic solutions after litmus indicator has been added. Litmus changes its colour depending on the pH of the solution

Beakers of acidic and basic solutions after litmus indicator has been added. Litmus changes its colour depending on the pH of the solution

Beakers with solutions of transition metal salts

Wooden dissection tray

Wooden dissection tray

Mounted needle

Mounted needle

Mounted seeker needle

Mounted seeker needle

Titrating a reactant from a burette

Making a reactant solution

Transferring a reactant into a flask

Using a 'makeshift' calorimeter

Glass flasks with liquids in a laboratory

Glass flasks with liquids in a laboratory

Hand holding red balloon with stickmen cut-outs attached

Dipping magnet in iron filings

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Universal indicator

Magnesium burning in air

Illustration of colorful bag over white background

Wooden word

Learning, conceptual image

Learning, conceptual image

Colorful luminescent geometric shapes on black background

Geometric shapes on white background

Left and right handed scissors

Left and right handed scissors

Zero-centre ammeter

Desktop globe turned to north america, part of

Desktop globe turned to north america, part of

Globe showing middle east and africa, close-up, part of

Stack of books

Row of books

isolated on white background, focus point on center

closeups of the books, special photo f/x, small DOF focus point on oldest sepia books (selective)

on white background, selective focus on nearest part of dictionary

isolated on white background, selective focus on center

isolated on white background, focus point on nearest parts

isolated on white background with clipping path, selective focus

Library Bookshelves

Staple of antiquarian, old books

Empty university library

Old vintage books on a shelf

Estonia, Paernu, inside view of Public library

Open Book Centered Blurred

Stacked books

Stacked books

Stacked books

Stacked books

Spectacles on book

Stacked books

Stacked books

Stacked books

Stacked books

Figurine of man kept on book, close-up

Figurine of man kept on book, close-up

Figurine of businessman kept on book, close-up

Figurine of businessman kept on open book

Figurine of businessman kept on open book

Two figurine of businessman kept on open book, close-up

isolated on white background, selective focus

Old book on library desk

Old book on library desk

Old book with blank pages

Stack of old books

Stack of old books

Books on library shelf

Books on library shelf

Books on library shelf

Books on library shelf

Man reading old book

Man reading old book

Man reading old book

two books isolated on white background. 3d illustration

two books isolated on white background. 3d illustration

two books isolated on white background. 3d illustration

本

Travel in Taiwan

Travel in Taiwan

Travel in Taiwan

Portrait, antique, night shooting, little freshness

Young yellow students read carefully between the shelves of the library.