Science and education (48)

Speaking out loud
Speaking out loud

Business scream. Young businesswoman using a megaphone.

Good idea
Good idea

Good idea. Vector image of a woman satisfied with her ideas.

 Dark, puffy clouds in the sky. Weather phenomenon
Dark, puffy clouds in the sky. Weather phenomenon

A photo of the sky. View of the cloudy sky. Rain clouds in the sky. Weather phenomenon. Dark, puffy clouds in the sky.

Light bulb graphics set
Light bulb graphics set

Light bulb graphics set. Hand drawn idea icons. Creativity and innovation concept.

Man pondering the problem
Man pondering the problem

Vector image of a man thinking about solving a problem.

Business scream
Business scream

Speaking out loud to communicate with a colleague or to draw attention and announce a promotion concept. Young businessman using a megaphone speaks loudly to be heard in public.

The man during the lecture
The man during the lecture

Man writing on a blackboard.

Good idea
Good idea

Good idea. Vector graphics depicting a man satisfied with his ideas.

Photo of a soccer goal on green grass. Soccer goal net.
Photo of a soccer goal on green grass. Soccer goal net.

Football pitch. Soccer goal net. Football gate. Photo of a soccer goal on green grass.

Autumn park. Swings in the autumn park.
Autumn park. Swings in the autumn park.

Swings for children in the park. Photo of the swings. Swings in the park. Swings in the autumn park. Autumn park.

Football gate. Soccer goal net.
Football gate. Soccer goal net.

Photo of a soccer goal on green grass. Football pitch. Soccer goal net. Football gate.

Traffic cone
Traffic cone

Photo of the traffic cone. Safety cone. Warning cone.

 Artistic reproduction of the Cloth Hall on the Market Square in Cracow
Artistic reproduction of the Cloth Hall on the Market Square in Cracow

. Photo of the model. Artistic reproduction of the Cloth Hall on the Market Square in Cracow.

Photo of the swings. Swings for children in the park.
Photo of the swings. Swings for children in the park.

Swings in the park. Swings in the autumn park. Autumn park. Swings for children in the park. Photo of the swings.

Photo of the clouds. Dark puffy clouds in the sky.
Photo of the clouds. Dark puffy clouds in the sky.

Fluffy clouds in the blue sky. Clouds against the sky. Dark clouds in the sky. Dark puffy clouds in the sky. Photo of the clouds.

Photo of the wind propeller
Photo of the wind propeller

Photo of the wind propeller. Wind turbines used to fill up power. Photo of a windmill's blades in the sky. Windmill blade visible in the sky. Wind power plant. Ecological energy sources obtained from windmills.

Photo of a metalworking machine. Metallurgical plant.
Photo of a metalworking machine. Metallurgical plant.

The device in the metallurgical workshop. Machine for processing metal elements. Metallurgical plant. Photo of a metalworking machine.

Wind turbine against the sky
Wind turbine against the sky

Wind power plant. Ecological energy sources obtained from windmills. Windmill blade visible in the sky. Photo of the wind propeller. Wind turbines used to fill up power. Photo of a windmill's blades in the sky.

Ecological energy sources obtained from windmills
Ecological energy sources obtained from windmills

Photo of a windmill's blades in the sky. Windmill blade visible in the sky. Wind power plant. Ecological energy sources obtained from windmills. Photo of the wind propeller. Wind turbines used to fill up power.

Photo of a windmill's blades in the sky
Photo of a windmill's blades in the sky

Photo of a windmill's blades in the sky. Windmill blade visible in the sky. Wind power plant. Ecological energy sources obtained from windmills. Photo of the wind propeller. Wind turbines used to fill up power.

Model of the Cloth Hall in Cracow. Photo of a mock-up reflecting the building of the Cracow Cloth Hall.
Model of the Cloth Hall in Cracow. Photo of a mock-up reflecting the building of the Cracow Cloth Hall.

Model of the Cloth Hall in Cracow. Exhibited model on the Main Market Square in Cracow. Photo of a mock-up reflecting the building of the Cracow Cloth Hall.

 Photo of fallen leaves. Falling leaves.
Photo of fallen leaves. Falling leaves.

Autumn in the forest. Photo of golden leaves. View of colorful leaves. Falling leaves. Photo of fallen leaves.

Photo of the wind propeller
Photo of the wind propeller

Wind power plant. Ecological energy sources obtained from windmills. Photo of the wind propeller. Wind turbines used to fill up power. Photo of a windmill's blades in the sky. Windmill blade visible in the sky.

Vise close up. Vice in the old forge.
Vise close up. Vice in the old forge.

Rusty vice. Photo of the vise. Vice in the old forge. Vise close up.

Photo of an old antique cannon.
Photo of an old antique cannon.

A cannon standing outside the city walls. A large cannon standing in front of the city walls.

Close-up of lying autumn leaves. Leaves fell off the tree.
Close-up of lying autumn leaves. Leaves fell off the tree.

Forest landscape. Fall colors. Photo of leaves on the ground. Leaves fell off the tree. Close-up of lying autumn leaves.

 Colorful leaves in the forest. Photo of yellow leaves.
Colorful leaves in the forest. Photo of yellow leaves.

Yellow leaves close up. Colorful leaves in the forest. The leaves that have fallen from the tree. Forest landscape. Photo of yellow leaves.

The leaves that have fallen from the tree. Colorful leaves in the forest.
The leaves that have fallen from the tree. Colorful leaves in the forest.

Forest landscape. Photo of yellow leaves. Yellow leaves close up. Colorful leaves in the forest. The leaves that have fallen from the tree.

 A cannon standing outside the city walls. A large cannon standing in front of the city walls.
A cannon standing outside the city walls. A large cannon standing in front of the city walls.

Photo of an old antique cannon. A cannon standing outside the city walls. A large cannon standing in front of the city walls.

Photo of the vise. Rusty vice.
Photo of the vise. Rusty vice.

Vice in the old forge. Vise close up. Rusty vice. Photo of the vise.

 A large cannon standing in front of the city walls.
A large cannon standing in front of the city walls.

A large cannon standing in front of the city walls.

Photo of a cobweb covering old tools. Old things.
Photo of a cobweb covering old tools. Old things.

View of the windowsill in the forge. Photo of a cobweb covering old tools.Photo of the old forge. Photo of tools for work. Metalworking. Weight. Photo of old metal washers. Old things

 Photo of autumn leaves under a tree. Deciduous tree leaves.
Photo of autumn leaves under a tree. Deciduous tree leaves.

Dry leaves fallen from the tree. Autumn view of leaves. Leaves lying on the grass. Golden autumn. Deciduous tree leaves. Photo of autumn leaves under a tree.

Forest landscape. The leaves that have fallen from the tree.
Forest landscape. The leaves that have fallen from the tree.

Photo of yellow leaves. Yellow leaves close up. Colorful leaves in the forest. The leaves that have fallen from the tree. Forest landscape.

Photo of colorful soap bubbles. Soap bubbles.
Photo of colorful soap bubbles. Soap bubbles.

Shiny soap bubbles. Floating bubbles against the sky. Floating soap bubbles. Soap bubbles. Photo of colorful soap bubbles.

TV tower in Dresden.
TV tower in Dresden.

TV tower in Dresden. Photo of a TV tower. Television tower. Dresden.

Shiny soap bubbles. Floating soap bubbles.
Shiny soap bubbles. Floating soap bubbles.

Shiny soap bubbles. Floating bubbles against the sky. Floating soap bubbles. Soap bubbles. Photo of colorful soap bubbles.

Dark clouds in a gray, gloomy sky. Gray textured storm clouds of bad weather.
Dark clouds in a gray, gloomy sky. Gray textured storm clouds of bad weather.

Photo of clouds. Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured storm clouds of bad weather. Dark clouds in a gray, gloomy sky.

Cloudy sky. Dark, rainy clouds in the sky.
Cloudy sky. Dark, rainy clouds in the sky.

Dark clouds before the rain. Gray textured bad weather storm clouds. Dark clouds in a gray, gloomy sky. Photo of clouds. Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky.

Dark, rainy clouds in the sky.  Clouds against the sky.
Dark, rainy clouds in the sky. Clouds against the sky.

Cloudy sky. Dark clouds before the rain. Gray textured bad weather storm clouds. Dark clouds in a gray, gloomy sky. Photo of clouds. Dark clouds in the sky. Clouds against the sky. Dark, rainy clouds in the sky.

Dark, rainy clouds in the sky. Cloudy sky.
Dark, rainy clouds in the sky. Cloudy sky.

Photo of clouds. Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured storm clouds of bad weather. Dark clouds in a gray, gloomy sky. Cloudy sky. Dark, rainy clouds in the sky.

Cloudy sky. Dark clouds in a gray, gloomy sky.
Cloudy sky. Dark clouds in a gray, gloomy sky.

Photo of clouds. Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured bad weather storm clouds. Dark clouds in a gray, gloomy sky. Cloudy sky.

Gray textured bad weather storm clouds. Dark clouds before the rain.
Gray textured bad weather storm clouds. Dark clouds before the rain.

Dark clouds in a gray, gloomy sky. Photo of clouds. Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured bad weather storm clouds.

Photo of clouds.  Dark clouds in a gray, gloomy sky
Photo of clouds. Dark clouds in a gray, gloomy sky

Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured storm clouds of bad weather. Dark clouds in a gray, gloomy sky. Photo of clouds.

Dark clouds before the rain. Cloudy sky.
Dark clouds before the rain. Cloudy sky.

Gray textured bad weather storm clouds. Dark clouds in a gray, gloomy sky. Photo of clouds. Clouds against the sky. Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain.

Dark clouds in the sky. Clouds against the sky.
Dark clouds in the sky. Clouds against the sky.

Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured bad weather storm clouds. Dark clouds in a gray, gloomy sky. Photo of clouds. Clouds against the sky. Dark clouds in the sky.

 Clouds against the sky. Photo of clouds.
Clouds against the sky. Photo of clouds.

Dark clouds in the sky. Dark, rainy clouds in the sky. Cloudy sky. Dark clouds before the rain. Gray textured bad weather storm clouds. Dark clouds in a gray, gloomy sky. Photo of clouds. Clouds against the sky.

Puffy clouds. Clouds in the blue sky.
Puffy clouds. Clouds in the blue sky.

Photo of clouds. Clouds against the sky. Clouds in the blue sky. Puffy clouds.