Curated OER
Reflection of Light With Two Plane Mirrors- Double Mirrors Placed at a Number of Angles
Students place two plane mirrors at different angles to experiment with reflection. They make kaleidoscopes and periscopes.
Curated OER
How to Choose Articles
In this language arts worksheet, students read detailed information that helps students choose correct articles in their writing. Students learn about nouns that refer to one unique thing, countable nouns, uncountable nouns, proper nouns...