Teacher's Resources

The ToxMystery teacher resources were developed by the National Library of Medicine for use by elementary school teachers in science or health classes. The lesson plans were written using the National Science Educational Standards. ToxMystery is available online at http://toxmystery.nlm.nih.gov or on CD, which can be requested from publicinfo@nlm.nih.gov.

For additional environmental health science resources visit the Environmental Health Student Portal from the National Library of Medicine's Specialized Information Services Division.

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Lesson Plans

Lesson Plan 1: Introduction to Common Household Chemical Hazards (PDF, 225 KB)

Lesson 1 introduces students to potential environmental health hazards in their day – to – day environment. Working individually or in groups, students are introduced to ToxMystery and then search for potential environmental health hazards in each room of typical house.

Lesson 1 Activity Sheets (PDF, 3.74 MB)


Lesson Plan 2: CASE BOOK: CATCH THAT HAZARD! (PDF, 225 KB)

Lesson 2 is a follow-up lesson to the introductory ToxMystery lesson. It is a paper-based activity incorporating the character "Toxie" from the computer activity into a detective's "Case Book". Students work with the packet "Catch That Hazard".

Lesson 2 Activity Packet (PDF, 470 KB)


Lesson Plan 3: ACID OR BASE? TOXIE'S ON THE CASE! (PDF, 317 KB)

Lesson 3 extends the inquiry started in the ToxMystery activity by introducing students to the world of acidity and alkalinity in household products.

Lesson 3 Activity Packet (PDF, 346 KB)


Extra Activities and Resources

Click on the links to view or print the activities and resources.

ToxMystery Glossary (PDF, 564 KB)

An illustrated glossary of chemical terms

ToxMystery Award Certificate (PDF, 152 KB)

A printable blank certificate for photocopying.

ToxMystery Multiple Choice Quiz (PDF, 590 KB)

A printable multiple choice test for standalone testing or as an open Web site test to reinforce the lessons.


Activity Pages

Word Scramble (PDF, 1.03 MB)

Unscramble the names of the hazards in the laundry room and the utility room.

Match Game (PDF, 1. 33 MB)

Match the hazard to its picture its definition

Fill in the Blank (PDF, 3.74 MB)

Complete the sentences with the correct word

Word Search (PDF, 410 KB)

Find the hazards found in Toxie’s house

Toxie's Maze (PDF, 443 KB)

Help Toxie find his way out of the maze

Who is Toxie? (PDF, 598 KB)

Circle the cat that is the real Toxie