Students find that an ice cube can be made to melt faster by applying heat or by increasing its surface area. They build insulation boxes to test which materials work best to keep ice from melting.

Student Resources

• 3.1 Vocabulary
• 3.2 Building an Insulation Box
• 3.3 Section 3 Assessment

Learn by Reading

For additional content-area reading, check out the Houghton Mifflin Science eBook: Grade 3, Unit E, pages 14–16.