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Thermal Insulators and Conductors Grade 4: Temperature Probe Aligned with National Standards Call WARD’S at 1-800-962-2660 for Technical Assistance Page 2 This is an activity where students demonstrate and observe the effects that different materi...

Layout 1 White Worms Conditions for Customer Ownership (per USDA Permits) We hold permits allowing us to transport these organisms. To access permit conditions click here. Never purchase living specimens without having a disposition strategy in pl...

Layout 1 Working with Planaria Working with Planaria Introduction Planaria are free-living aquatic flatworms known as Turbellarians of the phylum Platyhelminthes (Greek for “flatworm”). Turbellarians are also known as “triclads” which refers to th...