Once students understand angle basics, challenge them to find missing angles in this exercise!

This fun puzzle provides lots of angle practice for your child. Can they figure out which way the boat is facing after the last turn?

Use this glossary with the EL Support Lesson: Describing Angles.

Learn some basic geometry with this worksheet all about the angle.

Use these vocabulary cards with the EL Support Lesson: Describing Angles.

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

Let your fourth grader play triangle detective: can she spot the acute triangles on this worksheet?

Introduce your child to different angles starting with an obtuse angle and see him find the obtuse angles in this worksheet.

Students get to practice measuring angles using built-in protractors in this fun geometry activity! After measuring, they'll put their angle knowledge to the test by classifying each angle as acute, obtuse, right, or straight.

Help your fourth graders take their understanding of angles and lines to the next level with this creative geometry challenge! Students will have fun drawing various types of shapes based on written descriptions and your students' knowledge of angles.

Put that protractor to good use! In this geometry worksheet your student will practice measuring each of these angles using a protractor.

This colorful worksheet asks your fourth grade geometry detective to practice identifying right triangles.

Help students learn how to use a protractor.

In this excerpt from an upcoming math workbook, your junior detective will make a positive ID on obtuse, acute and right angles.

Is your fourth grader reluctant to practice geometry? This colorful worksheet, which explores obtuse triangles, may be just what he needs!