Illustrative Mathematics
Longer and Heavier? Shorter and Heavier?
For many young children it seems obvious that longer objects are heavier than shorter objects. This assumption is put to the test as the class investigates the relationship between length and weight in a whole-group activity. Using a...
Southern Nevada Regional Professional Development Program
A Mini lesson on Semicolons
Dr. Martin Luther King, Jr.'s "Letter from Birmingham Jail" serves as an exemplar for a mini-lesson on semicolons. Working alone or in small groups, class members first circle all the semicolons in the letter, and then consider how this...
Curated OER
Piglets
Students are asked have they ever seen a pig? They are asked what are young pigs called? Students are given the Pigs Display Sheet. They see that on the sheet there are two piglets and their mother. Students are told that mother pigs are...
Alberta Learning
Creating Authentic Diaries
Napoleon Bonaparte once said, "What is history but a fable agreed upon?" A series of lessons encourages learners to look beyond the basic fable agreed upon related to events in history and consider multiple accounts of the event. The...
Curated OER
Volume
Third graders complete scientific investigation to determine what volume is and how it is determined by size not by mass. They discuss what they know about volume before proceeding with the demonstration and experimentation. After the...