Worksheet
Curated OER

Riddle Addition

For Students 3rd - 5th
In this math riddle activity, students solve the 6 addition problems on the page to help solve the riddle. Once they have completed the problems, they write the letters that match their answers in the boxes at the bottom of the page.
Worksheet
Curated OER

Measuring Angles

For Students 10th
Solve and complete 18 problems about angles. First,  demonstrate that each conjecture is false by giving a counterexample. Then write the inverse, contrapositive, and converse for the each statement. In addition, write a...
Lesson Plan
University of Arizona

Fusing Firecrackers with Narrative

For Teachers 7th - 12th
Improve your youngsters' descriptive writing. They study an object and write about what they see as a warm-up, then they read an excerpt from Paul Guest's memoir, One More Theory about Happiness. The next part of the...
Worksheet
Curated OER

Linear Equations

For Students 8th - 11th
In this algebra worksheet, students solve linear equations through graphing and the use of formulas. There are 34 questions ranging from addition and subtraction of linear equations to graphing and substitution.