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

Transfer student’s understanding of calculating the volume of rectangular prisms to calculating the volume of irregular shapes.

Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.

Strengthen your child's geometry skills with this printable worksheet. Use this resource with your students to classify two-dimensional shapes like parallelograms, quadrilaterals, squares, and triangles.

What is the name of this shape? Is it a parallelogram or square? Teach your students to classify two-dimensional shapes using a Venn diagram.

Children find the unknown angles for five triangles, then identify whether the triangle is right, acute, or obtuse, in this geometry worksheet.

Fifth graders review types of angles, triangles, and polygons in this handy geometry review.

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

Can you discover the mystery picture? Make math fun with this coordinate grid activity, where your child will reveal a hidden picture with every point he plots!

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

Identify angles in real-world examples and sort them based on their characteristics.

Centimeter cubes have gone wild with these irregular shapes! Students will be challenged to calculate the volume of different shapes by counting the cubes.

Challenge your students to identify or draw 18 different geometric shapes, including polygons, quadrilaterals, and triangles.

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

Count Calloway is having trouble with his dungeon remodel, and he desperately needs some help from a measuring master.

This printable offers a meaningful way to help students conceptualize the relationship between the volume of a rectangular prism and its side lengths.

This worksheet teaches students to break down the area of a shape by using fractional units. Show your students how to represent area for rectangular shapes with fractional length sides.

Challenge your fifth grader to find the total length of this long, angled ski trail by adding up the lengths of each individual segment.

Help your students identify the differences between regular and irregular polygons!

Do you know your quadrilaterals? Learn how to identify five different types of quadrilaterals and put your new knowledge to use with a few practice problems.

How much bigger is this shape? Or how much smaller? Get your students thinking and scaling regular two-dimensional figures using this printable worksheet.

This colorful worksheet challenges your fifth grader to find the total length of a ski trail using her division skills and geometry knowledge.

You don’t need to be a baker to finish this beautiful cake!

Assess kids' understanding of geometry with this sheet.