I use third-party advertising companies to serve ads when you visit our website. These companies may use information (not including your name, address, email address, or telephone number) about your visits to this and other websites in order to provide advertisements about goods and services of interest to you. If you would like more information about this practice and to know your choices about not having this information used by these companies, click here.

Links to products on pages align to the posted activity.  As an Amazon Associate, I earn from qualifying purchases. 

Why?  As biologycorner.com has grown, the amount of traffic it generates is rather large, and has become a financial burden.  I am just a teacher, and this site was created for my students originally.   The advertising is meant to offset some of the costs of running this site.

Use of  Documents

All worksheets can be downloaded, copied and adapted to meet your classroom needs.  Non-commercial use only.  Please do not ask me for answer keys, they are not included so that students can also access the site and not be given easy acccess to “cheat”.

Creative Commons License
Work is licensed under a Creative Commons Attribution-Noncommercial 3.0 United States License.


Page images are used with the permission of the photographer:  Rick Tamajian (the father of one of my students) was nice enough to allow me to use them.

Other images have been photographed by me, usually in my classes or on vacation.  These works are not cited.  And fall under the creative commons licensing.

Some images are obtained using creative commons licensing (images sited as such)

Clipart obtained from free clip art sites:



Hassle Free Clip Art

Clip Art by Phillip Martin

Free Clipart Pictures

*If an image or document is here without proper licensing, please contact me and I will remove it.  I have made every effort to respect the intellectual rights of others.