Showing Results for answer key

Students compare structures in the bodies of different organisms in order to draw conclusions about evolutionary relationships in this life science worksheet!

Students have the opportunity to draw conclusions about plate tectonics and Earth history by examining diagrams in this engaging science worksheet!

Learn all about digital and analog signals with this fascinating science worksheet for middle grades!

Learners explore and analyze the fossil record in this engaging life science worksheet!

Students explore the relationship between mass, distance, and gravity in this middle school science worksheet!

Learn how sensory information is processed by the somatic and autonomic nervous systems with this engaging science worksheet! 

Explore how force and mass affect an object’s motion with this physical science worksheet for middle school!

Continents collide in this earthshaking science worksheet!

Students learn all about fossil fuels with this research-based environmental science worksheet!

Students read about genetic mutations in order to understand how mutations affect organisms in this engaging life science worksheet!

Boost your chemistry skills by filling in the missing information about the elements, using the included periodic table.

This two-page physical science worksheet gives middle school students an opportunity to explore and compare characteristics of waves.

Explore the difference between natural and artificial selection with this engaging life science worksheet for middle grades!

Learn about the stages of mitosis with this helpful biology handout!

Learn the language of chemistry by reading and writing chemical equations in this middle-grade worksheet! 

Bring a plant cell to life by coloring each organelle in this middle-grade worksheet!

Record your notes as you learn about the cell cycle with this one-page template!

This worksheet allows students to compare and contrast tectonic plate boundaries and the phenomena caused by each.
 

Get to know your classroom laboratory equipment with this fun scavenger hunt activity!

An animal cell is made up of many different organelles—color them all in this middle-grade worksheet! 

Introduce students to the ecological benefits of terracing with this middle grades science worksheet!

What do a raven, a bat, and a wolf have in common? Similar skeletal structures! In this Halloween worksheet, middle-grade students will explore homologous structures in different animals. 

Students learn about population dynamics through the context of fox and rabbit populations in a forest ecosystem.

In this engaging chemistry worksheet for middle grades, students learn about how concrete is made and how it is used in our society.

Students learn about the relationship between the structure and function of cell walls and cell membranes in this engaging life science worksheet!

Use this life science worksheet to help middle school students boost their understanding of photosynthesis and how matter and energy cycle on Earth.

Give students a chance to explore the energy and forces that are responsible for cycling water through Earth’s systems in this engaging science worksheet!

This colorful worksheet builds an early chemistry foundation, giving middle school students practice with the periodic table of elements.

Introduce students to the first step of the engineering design process with this helpful graphic organizer!