Curated OER
Refraction B2—When is Light Reflected Internally?
Physics is phun in this lesson. Young physicists use a lightbox to test how and where light is refracted and reflected as it travels through transparent materials. Angles of incidence and refraction, sine of both angles, and the ratio...
Curated OER
Seasons of the Year
Students examine how the link between the tilt of the Earth's axis to the ecliptic and seasons of the year--length of day, effectiveness of sunlight, polar day and night, and seasons south and north of the equator, as well as near it.
Polar Bears International
Taking Action!
Motivate young scientists to stand up and take action with this environmental science lesson. To begin, the class works in small groups brainstorming actions that support the conservation of the earth before creating and implementing an...
Messenger Education
Give Me a Boost—How Gravity Assists Aid Space Exploration
The propellant needed for space explorations runs in the thousands, while paying to get the craft into orbit costs millions! In the second installment of three, two activities explore laws of conservation of energy and momentum. Using...
National Geographic
Australia, Antarctica, and Oceana
Go on a traveling adventure throughout Australia, Oceana, and Antarctica! This textbook excerpt offers a full unit of study that can easily be supplemented by extra projects or research materials. Learners study maps, read about native...
Curated OER
World Meteorological Day
In this World Meteorological Day worksheet, students read or listen to a passage, then match phrases, fill in the blanks, choose the correct word, unscramble words and sentences, put sentences in order, write discussion questions and...
Curated OER
Whale of a Tale
Students apply problem solving techniques to answer a question. After reading a passage, they compare and contrast three species of whale in a quantitative fashion.