How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

Get a brief history of the atom with this introductory page for young physicists!

Encourage curiosity and scientific exploration with this engaging and open-ended worksheet!

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

How well do you know your laboratory equipment? Find out with this fun matching activity!

Review proper protocol for disposing of different materials in this lab safety worksheet!

Show what you know about the cell cycle with this mitosis matching worksheet!

Show what you know about solar eclipses with this middle grades science worksheet!

Show what you know about the Earth-sun system with this earth and space science worksheet!

Show what you know about Isaac Newton’s First Law of Motion with this physical science matching activity!

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. 

Learn about the layers of the Earth with this worksheet for middle-grade scientists!

To understand electricity, you have to get down to the basics. Explore the literally microscopic world of electrons to get a grasp on electricity.

Explore chemical equations with this middle-grade science worksheet!

Students are introduced to the different types of symbiotic relationships that exist in ecosystems in this life science worksheet.

Help young scientists understand the different types of organism interactions with this life science worksheet!

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

Give students the opportunity to explore the phases of the moon with this engaging science worksheet! 

Crunch the atomic numbers of different elements in this worksheet!

Students match 12 rock cycle vocabulary words to their definitions in this middle school science worksheet.

The periodic table of the elements is full of helpful information. Figure out how to read the periodic table with this helpful guide.

Learn some basic chemistry with this worksheet about the universal solvent: water. Find out why water is called the universal solvent.

Discover how animal behaviors increase the probability of successful reproduction and offspring survival with this middle school science worksheet!