A key characteristic of trapezoids is that they have a set of parallel lines—lines that never intersect. Use this helpful geometry resource with your students to practice identifying parallel lines in trapezoids and comparing different 2-D shapes.

Use this glossary with the EL Support Lesson: Geometry Vocabulary: Lines.

Use these vocabulary cards with the EL Support Lesson: Geometry Vocabulary: Lines.

What's the connection? Make lines between the dots to create triangles with this dotty worksheet.

4 lines make a quadrilateral! Help your child make various shapes with the dots in this worksheet.

Show your child that shapes are more than just lines on a page with this worksheet that challenges him to find all the shapes in the picture.

Want to breathe a little color into your geometry lesson? Help students understand lines of symmetry by having them identify and decorate symmetrical butterflies. The end result will be beautiful!

Build your students' confidence in geometry by practicing shape identification, division, and measurement. Using this printable worksheet, children will draw lines on shapes to divide them into equal quarters.

This is a great activity to assess your students’ understanding of geometry and fractions! Students will draw lines to divide various shapes into equal shares and then color in a portion to match the given fractions.

Symmetry is all around us, even in the letters we use in the English language! Use this fun geometry exercise with your students to give them practice identifying and drawing lines of symmetry.

This hands-on shapes worksheet is a fun way to introduce children to early geometry concepts and terms.

In this worksheet, learners will find and draw a line of symmetry on nine shapes.

Assess kids' understanding of geometry with this sheet.

Assess your students’ knowledge of geometry concepts from polygons to coordinate planes!

Use this year-end assessment to check students’ grasp of key fourth grade geometry concepts.

Use this worksheet to help students describe and create trapezoid patterns.

Kids learn about symmetry in this fun 2nd grade geometry worksheet by drawing the other half of each picture to make a symmetrical shape.

In this 3rd grade geometry worksheet, your child will complete each polygon using a ruler, then identify what type of polygon it is.

Help your child understand the concept of symmetry with this 2nd grade math worksheet. He'll draw the other half of each shape to make each one symmetrical.

This 2nd grade geometry worksheet helps kids grasp the concept of symmetry by asking them to complete the other half of a symmetrical shape.

Help your child gain practice with his cutting skills with this kindergarten worksheet that's all about putting together a simple picture puzzle.

Help your preschooler recognize round shapes with this find-the-shape worksheet that asks her to circle all the round objects on the page.