EngageNY
Trigonometric Identity Proofs
Proving a trig identity might just be easier than proving your own identity at the airport. Learners first investigate a table of values to determine and prove the addition formulas for sine and cosine. They then use this result to...
Curated OER
Breaking News: OMG, LOL, FYI Now in Oxford English Dictionary (26th March, 2011)
Students explore vocabulary by analyzing the current events. In this dictionary addition lesson plan, students discuss a news topic about word additions into the Oxford Dictionary. Students complete a list of activities about the story...
EngageNY
Analyzing Decisions and Strategies Using Probability 1
Learn how to increase the probability of success. The 19th installment of a 21-part module teaches future mathematicians how to use probability to analyze decisions. They determine strategies to maximize the chances of a desired outcome.
Curated OER
A Reef of Your Own
Students study the reproductive strategies of reef building corals. In this coral reef lesson plan students describe the behaviors of reef building corals and their nutritional strategies.
Curated OER
Spot Identification of Some of the Most Common Insect Orders
Students investigate the basic characteristics of insect orders and develop short-cut techniques to identify insects into twelve of the most common orders. They use captured specimens and photographs to practice identification and then...