CK-12 Foundation
Ck 12: Third Grade Science: Life Science: Insect Reproduction and Life Cycles
[Free Registration/Login may be required to access all resource tools.] Compares and contrasts the major stages in insect life cycles, such as those that undergo incomplete and complete metamorphosis.
CK-12 Foundation
Ck 12: Life Science: 4.10 Tracing Evolution
See how scientists trace species through their evolutionary relationships.
CK-12 Foundation
Ck 12: Life Science: 9.20 Echinoderms
Understand the behaviors, characteristics, and classification of echinoderms.
CK-12 Foundation
Ck 12: Life Science: 8.7 Communication
Learn about the many forms of animal communication.
CK-12 Foundation
Ck 12: Life Science: 11.53 Pathogen
Understand how pathogens cause infections in humans.
CK-12 Foundation
Ck 12: Third Grade Science: Life Science: Plant Reproduction and Life Cycles
[Free Registration/Login may be required to access all resource tools.] Read about the processes of sexual reproduction in flowering plants, including pollination, fertilization (seed production), seed dispersal, and germination.
CK-12 Foundation
Ck 12: Fourth Grade Science: Life Science: Habitat Destruction
Looks at ways plants and animals, including humans, can impact the environment in this learning module.
CK-12 Foundation
Ck 12: Third Grade Science: Life Science: Adaptation and Natural Selection
[Free Registration/Login may be required to access all resource tools.] Describes how characteristics of plants and animals are inherited and how some characteristics can be affected by the environment.
E-learning for Kids
E Learning for Kids: Science: Easter Island: Why Do Young Grow Up to Look Like Their Parents?
Kevin and his grandfather, Omag are going to the zoo. Join them and learn all about animal classification and life cycles.
CK-12 Foundation
Ck 12: Third Grade Science
This customizable digital textbook covers topics related to third-grade science. It is Next Generation Science Standards (NGSS) aligned.
E-learning for Kids
E Learning for Kids: Science: Marshall Islands: How Can We Tell Living Things From Non Living Things?
Andrea lives on the Marshall Islands, and she will teach you about living and nonliving things.
Utah State Office of Education
Utah Science: Where Did It Come From?
Is your room a mess? Does your nose have freckles on it like your mom's? Are your eyes the same color as your dad's? Which one of these things does not belong in lessons about heredity? Give these investigations a whirl while learning...
E-learning for Kids
E Learning for Kids: Science: Australia: How Do Environments Affect Living Things?
Noah lives near the Great Barrier Reef. Go explore this diverse habitat with him.
E-learning for Kids
E Learning for Kids: Science: Titanic Shipwreck: What Are Food Webs?
Jorge is a cook in an underwater restaurant. He knows a lot about food webs. Dive in and learn about it with him.