Merriam-Webster Learner’s Dictionary An online American English dictionary for English language learners. Find definitions and example sentences and hear the correct pronunciation of a word. Try some of the vocabulary and pronunciation exercises.
The Internet Picture Dictionary Lookup a word or browse by category (animals, colors, kitchen, etc.) in this basic picture dictionary. Use the activities list to play spelling games and review words.
Cambridge Dictionaries Online Search the Learner's, Advanced Learner's, American English, Idioms, and Phrasal Verbs Dictionaries from Cambridge University Press. The Advanced Learner’s Dictionary includes audio pronunciations in American and British English.
Longman Dictionary of Contemporary English Online Find definitions and sample sentences. Follow the word of the day and browse word families to increase your vocabulary.
Merriam-Webster Visual Dictionary Contains over 6,000 images. Lookup a word alphabetically or browse by theme (e.g. earth, house, society).
Youtube Crash Course with John Green:
Bozeman Biology - YouTube Channel
Smarter Every Day - YouTube Channel
Veritasium - YouTube Channel
Regents Help Channel -
Gonzalez Science -Living Environment and some chemistry
Kurzgeagt Youtube Channel - Kurzgesagt means “In a Nutshell” in German; these short, animated videos provide an engaging overview of popular science topics.
Amoeba Sisters Youtube Channel - Short and fun animated science videos produced by a former high school biology teacher and her artistically-talented sister.