ID 287572249 © Andreysinenkiy | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
education formula science university algebra calculate chemistry college concept equation female knowledge learn lesson math scientific structure study teacher technology woman scientist student teach advance business choose classroom cogwheel collaborate connection controlling engineering future gear innovation inspiration instrument job machine machinery mechanism person plan power progress select solution strategy