"I’m preparing to do a virtual presentation for a small district next month. My hosts asked for a list of some science apps that their middle school and high school students can use. This is part of the list that has free apps."
Crash Course's YouTube channel currently has 6 Biology videos - all around 10-12 minutes in length. Humerous, entertaining, and informative. I would suggest these are suitable for middle-upper secondary school.
WatchKnowLearn has indexed over 33,000 educational videos and placed them into a directory of over 3,000 categories. Users can search for videos by subject, subcategory, and age level. Videos are sourced from YouTube, TeacherTube, Vimeo, SchoolTube, National Geographic, and many more sites...
In Sponge Lab Biology's Build a Body students construct a human body system-by-system. To build a body students drag and drop into place the organs and bones of a human body. Each organ and bone is accompanied by a description of the purpose of that bone or organ. The systems that students can build in the Build a Body activity are the skeletal, digestive, respiratory, nervous, excretory, and circulatory systems.
How to Smile is a great place for teachers to find ideas and directions for hands-on math, science, and engineering lessons. Teachers can contribute their lessons and materials for others to use. You can search for lessons by keyword or by browsing the popular activities lists.
How to Smile has a free iPhone app that you can use to search for lessons.
Applications for Education Whether you're looking for a brand new lesson plan or are just looking for some ideas to tweak your existing lessons, How to Smile could be a great resource for you. It appears that the majority of the lessons are geared toward the P-8 audience.
TED Talks In a zippy demo at TED U, AnnMarie Thomas shows how two different kinds of homemade play dough can be used to demonstrate electrical properties -- by lighting up LEDs, spinning motors, and turning little kids into circuit designers.
Available for free in the JASON Mission Center, these online games and digital labs are designed with the practical realities of the classroom in mind. Teachers can search for games and labs by state standards in the JASON Mission Center Web site, where you will also find worksheets and handouts.
Games include: The Operation: Resilient Planet Game, Coaster Creator, StormTracker, and Mini Labs where students can review content and collaborate with a teacher.
The University of Pennsylvania Health System provides over 100 video animations and explanations of body systems, injuries, and diseases. The animations are concise which makes them good for general reference purposes.