Brian

1. Lab timer ; 4 1/2 stars, free, lab timer is a counting device 2. The elements in action, 4 stars, $3.99, periodic table comes alive 3. Molecules, 3 1/2 stars, free, viewing 3D molecules 4. I circuits, 4 1/2 stars, $9.99, design and experiments with circuits 5. Simple physics, 4 1/2 stars, $1.99, design complex structures 6. Vernier video physics, 3 1/2 stars, $4.99, projectile motion calculations. 7. Bridge basher, 4 stars, $0.99, design bridge and determine breaking point. 8. Aero, 4 1/2 stars, free, learn dynamics of flight 9. Chem pro, 5 stars, free, learn AP chemistry 10. Brainscape flash cards, 4 stars, free, build flash cards. 5 personal apps 1. Iheart radio, 5 stars, free, listen to the radio throughout the country 2.skyguide. 5 stars, $1.99, view stars day or night 3. PBS for ipad, 4 1/2 stars, free, show shows from pbs. 4. Scrabble, 4 stars, free, connect with friends playing scrabble. 5 post crescent 4 stars, free, read local newspaper.