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295 results

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    Teacher explaining material to student — Stock Photo
    Teacher explaining material to student
    Top view of different colored pencils from top — Stock Photo
    Top view of different colored pencils from top
    Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division). — Stock Photo
    Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division).
    Boys writing on whiteboard — Stock Photo
    Boys writing on whiteboard
    Young female ballet dancer dancing in the city — Stock Photo
    Young female ballet dancer dancing in the city
    Girl drawing bar graph — Stock Photo
    Girl drawing bar graph
    Teacher explaining material — Stock Photo
    Teacher explaining material
    Female ballet dancer dancing on the street — Stock Photo
    Female ballet dancer dancing on the street
    Man pouring spent grain — Stock Photo
    Man pouring spent grain
    Colourful sprinkles spilling out of a jar — Stock Photo
    Colourful sprinkles spilling out of a jar
    Looking Towards Arran — Stock Photo
    Looking Towards Arran
    Female ballet dancer dancing on the steps — Stock Photo
    Female ballet dancer dancing on the steps
    Cotton bud with ear wax embedded in fibres, coloured scanning electron micrograph (SEM). — Stock Photo
    Cotton bud with ear wax embedded in fibres, coloured scanning electron micrograph (SEM).
    Green Asparagus texture — Stock Photo
    Green Asparagus texture
    Teacher watching student writing — Stock Photo
    Teacher watching student writing
    Crop unrecognizable biologist in uniform with dropper and rack with tips at table in cannabis laboratory — Stock Photo
    Crop unrecognizable biologist in uniform with dropper and rack with tips at table in cannabis laboratory
    Labeled surgical tools on display in museum — Stock Photo
    Labeled surgical tools on display in museum
    Nut variety in glass — Stock Photo
    Nut variety in glass
    Woman performing ballet on the steps in the city — Stock Photo
    Woman performing ballet on the steps in the city
    Close-up of caterpillar covered by early morning dew drops on tip of branch. — Stock Photo
    Close-up of caterpillar covered by early morning dew drops on tip of branch.
    Aole vera leaves on mortar — Stock Photo
    Aole vera leaves on mortar
    United Kingdom, Scotland, Angus, Glamis, Glamis Castle view from Garden, Shakespeare Macbeth — Stock Photo
    United Kingdom, Scotland, Angus, Glamis, Glamis Castle view from Garden, Shakespeare Macbeth
    Graceful ballerina standing en pointe in the ballet studio — Stock Photo
    Graceful ballerina standing en pointe in the ballet studio
    Blue pencil with pointed graphite and gray pin with metal clip representing control concept on black background — Stock Photo
    Blue pencil with pointed graphite and gray pin with metal clip representing control concept on black background
    Conceptual digital illustration of human blastocyst on needle tip. — Stock Photo
    Conceptual digital illustration of human blastocyst on needle tip.
    Close up of the back of young girl's hair with purple tips — Stock Photo
    Close up of the back of young girl's hair with purple tips
    France, Paris, upstream tip of the ile de la Cite, in the backgroung : the Pantheon, at night. — Stock Photo
    France, Paris, upstream tip of the ile de la Cite, in the backgroung : the Pantheon, at night.
    Teacher assisting student — Stock Photo
    Teacher assisting student
    Vanilla pod and knife — Stock Photo
    Vanilla pod and knife
    Cabo San Lucas And Tip Of Baja — Stock Photo
    Cabo San Lucas And Tip Of Baja
    Glass of flax seeds on wooden background — Stock Photo
    Glass of flax seeds on wooden background
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration
    Sailboat tipping in wind close to Reykjavik — Stock Photo
    Sailboat tipping in wind close to Reykjavik
    Schoolboy solving mathematics — Stock Photo
    Schoolboy solving mathematics
    Mother and daughter spending time together drawing with felt tips at home — Stock Photo
    Mother and daughter spending time together drawing with felt tips at home
    Red head ballerina with black tutu squashing red ballet tips on the street — Stock Photo
    Red head ballerina with black tutu squashing red ballet tips on the street
    Close-up of ski poles in shop — Stock Photo
    Close-up of ski poles in shop
    Smiling little boy taking off hat outdoors — Stock Photo
    Smiling little boy taking off hat outdoors
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.
    Corn cob with husks — Stock Photo
    Corn cob with husks
    Fiddlehead fern plant unfolding growing tip with blonde woman in background. — Stock Photo
    Fiddlehead fern plant unfolding growing tip with blonde woman in background.
    Ballet dancer dancing on stage at theatre. — Stock Photo
    Ballet dancer dancing on stage at theatre.
    Black tip Shark — Stock Photo
    Black tip Shark
    France, Normandy. Annoville. The dunes and the beach. Thunderstorm and lightning falling on the tip of Agon-Coutainville. — Stock Photo
    France, Normandy. Annoville. The dunes and the beach. Thunderstorm and lightning falling on the tip of Agon-Coutainville.
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.
    Boy writing on whiteboard — Stock Photo
    Boy writing on whiteboard
    Salt and pepper shakers — Stock Photo
    Salt and pepper shakers
    Back tip shark with suckerfish, KwaZulu-Natal, South Africa — Stock Photo
    Back tip shark with suckerfish, KwaZulu-Natal, South Africa
    Proud parents watch daughter color coloring book with felt tips — Stock Photo
    Proud parents watch daughter color coloring book with felt tips
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration
    Boy drawing house — Stock Photo
    Boy drawing house
    Cropped view of ballet dancer dancing on stage at theatre — Stock Photo
    Cropped view of ballet dancer dancing on stage at theatre
    Ballet dancer dancing on stage at theatre — Stock Photo
    Ballet dancer dancing on stage at theatre
    Purple asparagus (close up) — Stock Photo
    Purple asparagus (close up)
    Pegomya bicolor fly from dorsal view at tip of grass blade. — Stock Photo
    Pegomya bicolor fly from dorsal view at tip of grass blade.
    Underwater shot of a stingray — Stock Photo
    Underwater shot of a stingray
    Still life close up fresh, organic, healthy, green asparagus tips on wood — Stock Photo
    Still life close up fresh, organic, healthy, green asparagus tips on wood
    Person tipping sweets — Stock Photo
    Person tipping sweets
    Raw hamburgers, close-up — Stock Photo
    Raw hamburgers, close-up
    Serious ethnic male player rubbing tip of billiard cue with chalk before hitting ball — Stock Photo
    Serious ethnic male player rubbing tip of billiard cue with chalk before hitting ball