Variety of apps and websites. Click on the icon for more information including platform, price, video tutorials.
Website: http://www.khanacademy.org/
Free iPad app: https://itunes.apple.com/us/app/id469863705?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/id469863705?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=org.khanacademy.android
Free Android Tablet app: https://play.google.com/store/apps/details?id=org.khanacademy.android
Edmodo app: https://spotlight.edmodo.com/product/khan-academy,324527/
Website: https://quizlet.com/
Edmodo app: http://www.edmodo.com/publisher?uid=507204
Free iPhone app: https://itunes.apple.com/us/app/quizlet/id546473125?mt=8&uo=4&at=10l6SU
Google Chrome app: https://chrome.google.com/webstore/detail/quizlet/bgofflgeghkhocbociocnckocbjmomjh
Free iPad app: http://itunes.apple.com/us/app/itunes-u/id490217893?ls=1&mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/itunes-u/id490217893?ls=1&mt=8&uo=4&at=10l6SU
Website: http://teachertube.com/
Website: http://www.billnye.com/
Free iPad app: https://itunes.apple.com/us/app/watchknow-educational-videos/id423622049?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/watchknow-educational-videos/id423622049?mt=8&uo=4&at=10l6SU
Website: http://www.watchknowlearn.org/
Website: http://phet.colorado.edu/
Free iPhone app: https://itunes.apple.com/us/app/bill-nye-the-science-guy/id652548755?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/bill-nye-the-science-guy/id652548755?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/science360-for-ipad/id439928181?mt=8&uo=4&at=10l6SU
Free iPad app: http://itunes.apple.com/us/app/molecules/id284943090?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/molecules/id284943090?mt=8&uo=4&at=10l6SU
Website: http://superteacherworksheets.com/
Website: http://www.thinkfinity.org/
Free iPhone app: https://itunes.apple.com/us/app/star-chart/id345542655?mt=8&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/star-chart/id345542655?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.escapistgames.starchart
Paid Android Phone app: https://play.google.com/store/apps/details?id=com.escapistgames.starchartgoogleeducation
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.escapistgames.starchart
Paid Android Tablet app: https://play.google.com/store/apps/details?id=com.escapistgames.starchartgoogleeducation
Paid Mac program: https://itunes.apple.com/us/app/star-chart/id1102412974?mt=12&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/star-chart/id714180827?mt=8&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/star-chart/id714180827?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/k12-periodic-table-elements/id480742053?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/k12-periodic-table-elements/id480742053?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/explore-the-heart-in-3d/id520392909?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/explore-the-heart-in-3d/id520392909?mt=8&uo=4&at=10l6SU
Website: http://www.zygotebody.com/
Free iPad app: https://itunes.apple.com/us/app/3d-cell-simulation-stain-tool/id381129413?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/mitosis/id348184626?mt=8&uo=4&at=10l6SU
Website: http://www.3dtoad.com/
Website: http://www.mnh.si.edu/panoramas/
Paid iPhone app: https://itunes.apple.com/us/app/skyview-explore-the-universe/id404990064?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/skyview-explore-the-universe/id404990064?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/skyview-free-explore-universe/id413936865?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/skyview-free-explore-universe/id413936865?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/vsb-chemistry/id610687096?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/vsb-chemistry/id610687096?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/sector-33/id486953105?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/sector-33/id486953105?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=gov.nasa.stem
Website: http://www.spongelab.com/
Free iPad app: https://itunes.apple.com/us/app/virtual-heart/id501539525?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/amazing-space-journey-3d-solar/id579895132?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/amazing-space-journey-3d-solar/id579895132?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=ro.digitalexpression.AmazingSpaceJourney
Free iPad app: https://itunes.apple.com/us/app/physicalsci/id510133269?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/hudsonalpha-icell/id364882015?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/hudsonalpha-icell/id364882015?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=org.hudsonalpha.icell
Free iPad app: https://itunes.apple.com/us/app/gravity-launch/id599053503?ls=1&mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.redhillstudios.cocos2dxtest
Free iPhone app: https://itunes.apple.com/us/app/anatomy-4d/id555741707?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/anatomy-4d/id555741707?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/planets/id305793334?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/planets/id305793334?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/nasa-visualization-explorer/id448700202?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/3d-brain/id331399332?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/3d-brain/id331399332?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/dinosaurs-the-american-museum/id351849237?mt=8&ign-mpt=uo%3D6&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/quick-graph-your-scientific/id292412367?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/quick-graph-your-scientific/id292412367?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/quick-graph+-your-scientific/id541477533?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/quick-graph+-your-scientific/id541477533?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/earth-ar-universal/id432482214?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/earth-ar-universal/id432482214?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/life-of-a-monarch-butterfly/id663140722?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/table-of-elements-hd/id476687113?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/hubble-top-100/id426922803?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/expedition-mars-hd-lite-space/id596329984?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/expedition-mars-hd-space-adventure/id596328344?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/expedition-mars-space-adventure/id596325029?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/app/expedition-mars-lite-space/id596325923?mt=8&uo=4&at=10l6SU
Website: http://eyes.jpl.nasa.gov/
Free iPhone app: https://itunes.apple.com/us/app/chemistry-formula-practice/id422958981?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/chemistry-formula-practice/id422958981?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/chemistry-formula-practice/id422957082?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/chemistry-formula-practice/id422957082?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/reality-of-afib/id622775064?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/ar-liver-viewer/id567523780?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/middle-school-science-8th/id504081579?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/middle-school-science-8th/id504081579?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/world-of-physics-fluids/id519447275?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/world-of-physics-fluids/id519447275?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/book/hubble-space-telescope-discoveries/id588428410?mt=11&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/eyedecide/id454280553?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/eyedecide/id454280553?mt=8&uo=4&at=10l6SU
Website: http://www.nasa.gov/multimedia/3d_resources/station_spacewalk_game.html
Free Mac program: http://www.nasa.gov/multimedia/3d_resources/station_spacewalk_game.html
Free Windows program: http://www.nasa.gov/multimedia/3d_resources/station_spacewalk_game.html
Free iPhone app: https://itunes.apple.com/us/app/electrical-toolkit/id301308656?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/electrical-toolkit/id301308656?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/living-lung-lung-viewer/id575926350?mt=8&uo=4&at=10l6SU
Website: http://www.jnorth.org/
Website: http://wikiwatershed.org/model.html
Free iPad app: https://itunes.apple.com/us/app/rocket-simulator/id634511367?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/rocket-simulator/id634511367?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/nasa-app/id334325516?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/nasa-app/id334325516?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=gov.nasa
Free iPhone app: https://itunes.apple.com/us/app/spacecraft-3d/id541089908?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/spacecraft-3d/id541089908?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=gov.nasa.jpl.spacecraft3D
Free iPhone app: https://itunes.apple.com/us/app/chem-pro/id386263255?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.ihelpnyc.chempro