Teacher Toolbox

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Other Materials

The educational resources offered here are the products and intellectual property of individuals or groups of people who created them and now generously offer them for free use by others. When you use these resources, please recognize and credit the author(s)/source, and if you adapt or modify the original materials, indicate so in what is reproduced and distributed for use.

If the changes you make to any materials are such that you think they could be beneficial for other educators’ use, please consider uploading the adapted/modified version of the materials back to the Toolbox for others to access. Please consider contributing these and any other HSC-ed products of your efforts by Feeding the Toolbox.

See You 300 Million Years Later

Kwok, Janet W. Hong Kong Agriculture, Fisheries and Conservation Department. 8 pp.

This attractive illustrated booklet offers a basic introduction to horseshoe crabs for elementary school age students through a story about two children, Marco and Mary’s encounter with HSCs while building a sand castle on the beach. Text is provided in both Chinese and English.

Limulus interpretive external anatomy guide

2014. Kreamer, Gary. Delaware Division of Fish & Wildlife, Smyrna, DE, USA. 2 pp.

This two-page guide was developed to provide an in-depth tour of readily observable features of the dorsal and ventral anatomy of the American HSC for students and teachers use in observing/interpreting HSCs in the field. Also useful as a supplementary resource sheet for use with the Limulus molt observation study sheets.

Crab Grab (external anatomy of Limulus) match game

2003. Jones, Robert. Delaware Division of Fish & Wildlife, Aquatic Resources Education Program, Smyrna, DE, USA

This PowerPoint-based document provides clear instructions, fine illustrations and a series of horseshoe crab (HSC) anatomy clue cards, designed for engaging upper elementary students in a matching-the-parts-to-what-they-do game challenge covering the key features of American HSC dorsal (top-side) and ventral (under-side) anatomy.

A dozen things to do with students on a horseshoe crab focused field trip

2014. Kreamer, Gary. Delaware Division of Fish & Wildlife, Smyrna, DE, USA. 2 pp. (geared to teachers and non-formal educators).

Offers a laundry list of Limulus activities (many of them adaptable to the three Asian species) for teachers to use in engaging groups of students in exploring/interpreting various aspects of horseshoe crab (HSC) spawning activities.