study.com 的前十大競爭對手

khanacademy.org

Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.

sparknotes.com

SparkNotes are the most helpful study guides around to literature, math, science, and more. Find sample tests, essay help, and translations of Shakespeare.

britannica.com

Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

sophia.org

Online humanities courses from Sophia. A low-cost way to earn college credit toward a degree.

litcharts.com

from the creators of sparknotes, something better. understand more, faster. free!

fiveable.me

Study guides with what you need to know for your class on Honors US Government. Ace your next test.

mometrix.com

Get answers to your questions at Mometrix Support. Whether you have inquiries about products, ordering, shipping, or anything else, our Customer Care team is here to assist you. Contact us via online chat, email, or phone during business hours.

byjus.com

byju's comprehensive e-learning programs for k3, k10, k12, neet, jee, upsc & bank exams from india's best teachers. join today to fall in love with learning

vedantu.com

Download JEE Main previous year question papers from 2014 to 2026 with answer keys and detailed solutions. Practice past papers to understand the exam pattern, improve accuracy, and boost your JEE Main preparation.