Curated OER
Measure the Width in Meters
Three pairs of objects are measured against rows of squares, each of which represents a meter of length. Scholars "measure" the objects based on these units, circling the one that is larger. One thing to note here is that this doesn't...
American Chemical Society
Solubility Test
Make sure to consult the teacher's handbook, Inquiry in Action - Investigating Matter Through Inquiry, for two demonstrations that can be done to introduce solubility and measuring crystal mass before having the class conduct this...
American Chemical Society
Temperature Affects the Solubility of Gases
Dare your class to drive dissolved carbon dioxide out of carbonated liquid at different temperatures to discover if there is a difference in rate. To make this experiment more sound, have explorers use equally measured amounts of soda...
Curated OER
Star Wars: Rays and Angles Edition
Rays and angles and Star Wars? It sounds strange, but it's actually a fun game to help fourth graders get good at measuring and identifying angles and rays with a protractor. Each pair of children chooses which Star Wars character they'd...
American Chemical Society
Temperature Affects Dissolving
Stir chocolate drink mix into hot and cold water to see if there is a difference in how quickly it dissolves. Number three in a six-lesson unit on dissolving, this installment investigates the effect of temperature. If you consult the...
K12 Reader
Eratosthenes: Geographer and Mathematician
Mathematicians can be famous, too! Introduce your class to Eratosthenes with a reading passage. After they complete the passage, learners respond to five questions, some of which require opinions and others reading comprehension skills.
Curated OER
Up in the Air
Pupils evaluate the impact of volcanic ash on the surroundin environment. Through discussion, videos and activities, they identify the various ways in which volcanic ash can be more detrimental than volcanic magma and lava.
Curated OER
The Gold Rush
Students identify the routes involved in the Gold Rush on a map. In this map skills lesson, students use a United States map to locate the routes used to travel to California during the Gold Rush. Students demonstrate how to use the map...
Curated OER
In the Rain Shadow
Students charts the rainfall averages on either side of a mountain range. In this water cycle lesson, students discover that mountain ranges affect weather patterns. Students pretend they are air traffic controllers and must calculate...