Learn eighth grade science skills for free! Choose from over a hundred topics including chemical reactions, genes and traits, astronomy, and more. Start now!

IXL Science helps students build lasting critical thinking abilities. With IXL, they'll analyze data, build new vocabulary, and deepen their understanding of the world around them.

Go to your personalized Recommendations wall to find a skill that looks interesting, or select a skill plan that aligns to your textbook, state standards, or standardized test.

Learn eighth grade math skills for free! Choose from hundreds of topics including linear equations, geometric transformations, congruence, and more. Start now!

Used by over 18 million students, IXL provides personalized learning in more than 17,000 topics, covering math, language arts, science, social studies, and Spanish.

IXL's dynamic science practice skills offer comprehensive coverage of the British Columbia grade 8 curriculum. Find a skill to start practising!

Learn fifth grade science skills for free! Choose from over a hundred topics including ecosystems, matter and mass, stars, and more. Start learning now!

IXL's dynamic science practice skills offer comprehensive coverage of California eighth-grade standards. Find a skill to start practicing!

IXL's dynamic science practice skills offer comprehensive coverage of the Ontario grade 8 curriculum. Find a skill to start practising!

IXL's dynamic science practice skills offer comprehensive coverage of Common Core eighth-grade standards. Find a skill to start practicing!