Middle schoolers collect sunflower heads from their community garden. They estimate its seed count using different strategies. They graph their estimations on a graph and use calculators to find the actual total.

Students explore different ways of trading to get what they want. For this algebra lesson, students explore goods, money, services and exchange. They compare the use of money to the use of potlach.

Students analyze convex polyhedra through hands on methods. In this geometrical shapes instructional activity, students construct paper models of convex polyhedra and identify the different properties including the number of sides, faces...

Students measure angles that are formed by parallel lines and a transversal lines. In this angles lesson plan, students measure and define angles that are made by parallel and transversal lines. They will color code the angles based on...

First graders draw, cut out, and design their own fish shapes by cutting out shapes and putting them together. In this shapes and patterns worksheet, 1st graders also construct a stamp and print patterns with stamps to repeat a...