Life cycle

The question you will answer in this FACTivity is: How are human life and frog life similar, and how are…
The question you will answer in this FACTivity is: How are human life and frog life similar, and how are they different? Materials: Paper Pencils Crayons or markers for illustrations

Natural Inquirer Readers for students in grades K-2 focus on a scientist and their research. In this Reader, students meet…
Natural Inquirer Readers for students in grades K-2 focus on a scientist and their research. In this Reader, students meet Dr. Becky Flitcroft who studies Coho salmon.

Natural Inquirer Readers for students in grades K-2 focus on a scientist and their research. In this Reader, students meet…
Natural Inquirer Readers for students in grades K-2 focus on a scientist and their research. In this Reader, students meet Dr. Becky Flitcroft who studies Coho salmon.

Water temperature helps regulate aquatic ecosystems, and, for many aquatic organisms, life-cycle phases are tied to water temperature. Salmon eggs,…
Water temperature helps regulate aquatic ecosystems, and, for many aquatic organisms, life-cycle phases are tied to water temperature. Salmon eggs, for example, generally require a certain number of degree days...

Tropical streams provide many benefits to people and animals. For river shrimp that spend part of their life in the…
Tropical streams provide many benefits to people and animals. For river shrimp that spend part of their life in the mountain streams, the streams provide a place to reproduce and...

Test you knowledge on ecosystems, population, and migration.
Test you knowledge on ecosystems, population, and migration.

Tropical streams provide many benefits to people and animals. For river shrimp that spend part of their life in the…
Tropical streams provide many benefits to people and animals. For river shrimp that spend part of their life in the mountain streams, the streams provide a place to reproduce and...