Curated OER
What are Quarters Made of?
Young scholars study the meaning, symbolism, and value of U.S. coins,
especially the quarter. They l research why in 1965 the U.S. Mint decided to
change the metal composition of the quarter to copper coated with zinc. In addition, they...
Curated OER
Solids in Bottles
Learners use funnels to put the five solid materials into clear bottles with caps. They observe how the particulate materials look, sound, and move when they shake and roll the bottle. Finally, students write "sound and touch" poetry.
Curated OER
Fishing Line Tests
Students test the strength of fishing lines. In this stress test lesson, students will investigate the breaking point of various fishing lines and graph the results.
Curated OER
Water and Ice
Students explore the states of water. In this water states lesson, students observe ice over time and the changes that take place. Students read a related text and draw their observations in a journal entry. Students discuss the...