67 free sketching photos from Freerange

Human Heart - Anatomical Rendering on Dark Background

Human Heart - Anatomical Rendering

Bull versus Bear - Financial Markets Concept with Silhouettes

Equity markets - Bull versus Bear concept

Person connecting and sharing using social media networks - With speech bubbles featuring Facebook, Google Plus, Instagram, Pinterest, Linkedin, Skype, Tumblr, Twitter and Youtube

Red pencil drawing heart - Love and care concept

Businessman with lightbulb head - Thinking process and ideas in a business context

Woman drawing a network over a virtual world map

The Stock Market Game - Bulls and Bears

Woman sketching a businessman climbing stairs - Career and success concept

Hand sketching green globe in the sky - Ecology concept

Concept of individuality and creativity - One bright colored red pencil among black pencils

Dreams and Hopes - Childrens Drawing

Businessman drawing a financial graph histogram

Businessman climbing staircase - Concept of climbing the career ladder

Small Team at Work - Teamwork - Top View

Building Blueprints

Illustration of vintage style red pencils over rough background - Learning and academic concept

Woman sketching a social network on virtual screen

Web Design - Website Development - Illustration

Conceptual Landscape Architecture planting plan - example of a composite image in perspective

Background concept photo with hand and blocks

Businessman having an idea - Problem-solving in a business context

Web Design and Development

Creative team with lightbulb heads