Students observe the life cycle of a frog, from egg to adult. They compare the habitats, breathing structures, and food preferences of tadpoles with those of adult frogs.

Student Resources

• 6.1 Vocabulary
• 6.2 The Mystery Blobs Are Coming!
• 6.3 Frog Metamorphosis
• 6.4 Frog Life Cycle
• 6.5 Tadpole Observations
• 6.6 Frog Observations
• 6.7 Section 6 Assessment

Learn by Reading

For additional content-area reading, check out the Houghton Mifflin Science eBook: Grade 2, Unit A, pages A72–A73.