Worksheet
Curated OER

Planes and Lines

For Students 9th - 11th
In this geometry worksheet, students identify the plane that passes through a point and define the theorem that represents parallel and perpendicular lines. There is an answer key.
Lesson Plan
Curated OER

Soap Bubble Chemistry

For Teachers 9th - 12th
Young scholars investigate soap bubbles. In this soap bubble chemistry lesson, students observe a demonstration using pop-it beads to represent a soap molecule. Young scholars produce soap bubbles in the lab by making bubbles with a...