Curated OER
Math Club #16: Knot Theory
For this math club #16:  knot theory worksheet, 9th graders read about knot theory, analyze diagrams of knots, make knots to match the diagrams and answer 6 questions about advanced knots.
Curated OER
Comparing Plant and Animal Cells
For this comparing plant cells and animal cells worksheet, students view cells from their cheeks and cells from elodea. A Venn diagram reveals similarities and differences between the cells.
Curated OER
Dependent Clauses
In this dependent clause activity, students highlight dependent clauses, circle relative pronouns and subordinate conjunctions and add missing commas in a paragraph.
Curated OER
Helen Keller: Word Search
in this Helen Keller word search learning exercise, learners find 7 words from Helen Keller's speech in a word search puzzle. Words are hidden horizontally, vertically and diagonally. Speech is not given as part of learning exercise.
Curated OER
Ecosystems
In this ecosystems worksheet, students define the components that make up an ecosystem. Students focus on the forests found in Ireland. This worksheet has 30 fill in the blank and 7 short answer questions.
Curated OER
Chapter 6 - Objective 3.1 Multiplication
In this multiplication worksheet, students multiply algebraic expressions.  This one-page worksheet contains ten problems. 
Curated OER
Mobius Card- An Impossible shape
In this algebra worksheet, students solve word problems using linear equations and algebraic symbols. There is one problem with an answer key.
University of Waterloo (Canada)
University of Waterloo: Cemc: Math Circles: 3 D Geometry Ii [Pdf]
This worksheet provides a variety of 3D geometry questions requiring higher order thinking skills. Questions include; finding the surface area of a prism, surface area of pyramid, surface area of a sphere, and platonic solids.
Common Core Sheets
Common Core Sheets: Geometry 7.g.4 Worksheets: Area and Circumference Circle
Worksheets provide practice with finding the area or circumference of a circle and answer keys are provided. You can even create your own worksheet or flashcards.
Common Core Sheets
Common Core Sheets: Geometry 8.g.3 Worksheets: Coordinate Plane
Worksheets provide practice with finding the area or circumference of a circle and answer keys are provided. You can even create your own worksheet or flashcards.