• #200118693
    Blackboard inscribed with scientific formulas and calculations in physics and mathematics.
  • #214624906
    The universe within. Silhouette of a man inside the universe, physical and mathematical formulas.. The concept on scientific and philosophical topics. Elements of this image furnished by NASA.
  • #219828762
    The concept of the human brain. The right creative hemisphere versus the left logical hemisphere. Education, science and medical abstract background.
  • #190395083
    Kids in modern school
  • #223962374
    Water Infinity Symbol
  • #196313865
    Kids in extracurricular stem club
  • #99613287
    Complex math formulas on whiteboard. Mathematics and science with economics
  • #128727998
    Mathematical equations written in a notebook. Calculator app.
  • #214186335
    Famous Gauss curve
  • #193134746
    Mathematic, geometry, physic formula and symbol on black background.
  • #196313845
    Children working together on laptop
  • #120986535
    young smart sexy woman in eyeglasses near blackboard with math calculations
  • #43474204
    Library
  • #227473357
    Vintage wooden abacus on old board surface.
  • #118817971
    chessboard with growing heaps of rice grains, legend about the exponential growth
  • #122780934
    Gaussian or bell curve on a blackboard
  • #177775957
    Pyramid glass / View of pyramid glass on white background.
  • #241101874
    Gauss bell function
  • #236420090
    Advanced math example
  • #234191453
    Young female student in math class overwhelmed by the math formula. Pressure, Education, Success concept.
  • #123485022
    Sine function - maths concept
  • #216023693
    Maths formulas on chalkboard background
  • #192757810
    Solving math problems. Calculator, pen, hand.
  • #166873286
    Pythagorean theorem. A mathematical example with a triangle pattern.
  • #206437288
    Close-up macro photo of vintage abacus for calculation
  • #101483097
    Consultant showing data analysis concept on screen for business
  • #232874745
    Two young college male and female students writting on the chalkboard during a math class.
  • #101996899
    Enigma, the German cipher machine created for sending messages during World War 2
  • #196313771
    Students in computer science class
  • #144971609
    Little girl and boy against blackboard. School concept
  • #128728027
    Mathematical equations written in a notebook. Calculator app.
  • #93692106
    Professor
  • #93692124
    Senior professor
  • #137742019
    Crazy scientist got the great idea with bulb symbol
  • #179137497
    Matheaufgabe - Mathe
  • #175332324
    Mathematiker mit mathematischen Formeln und Gleichungen als Konzept für Mathematik
  • #232951300
    Definition of the Euler's number
  • #236420143
    Similar trigonometric functions
  • #236420053
    General form of a matrix
  • #237017584
    Set of cardboard numerals on white background, top view
  • #230179177
    NETHERLANDS-litle town niar Amsterdam-AMERSFOORT - Dutch grid reference system
  • #232725264
    Young female student with pen in her hand standing in front of a blank chalkboard and looking at the camera.
  • #235629679
    Wooden abacus
  • #236420075
    General quadratic equation
  • #232951288
    Limit of a fraction
  • #233712667
    Combinatorics and probability
  • #190495186
    Group of multicultural pupils
  • #52863087
    corner esquina campo de futbol 3062f
  • #192651470
    transparent triangle isolated on white background, with clipping path
  • #98849610
    Businessman in glasses