CK-12 Foundation
Butterfly Stroke
Swimmers improve their times by understanding the physics of their sport. As a swimmer moves through the water, the efficiency of motion affects the resulting velocity. Through an interactive simulation, pupils change the level of motion...
Curated OER
Breaking News English: Coca Cola
For this Coca Cola worksheet, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion questions, write, and...
Curated OER
The Olympics: Verb Form Quiz-ESL
In this ESL verb form quiz worksheet, students fill in blanks in sentences, choosing the correct verb form. Students may click on an "answer" button for immediate feedback. A reference web site is given for additional activities.
Curated OER
Adjective Clauses in Object Position
In this adjective clause worksheet students are given two sentences they must combine using adjective clauses. Students are able to get a hint and check their answers in this interactive worksheet.
American Museum of Natural History
American Museum of Natural History: O Logy: Beautiful Breeds: Oldenburg
Detailed illustrations and description of the Oldenburg, a sport horse known for its abilities in equestrian competitions. Choose Oldenburg from the list on the right.