Fine-tune your results.
Price
Paid
Platforms
Nintendo Wii U
Free
iPad
iPad, iPhone, iPod Touch
Glide through math facts with intuitive, repetitive app
Grades
2–4
Tutoring service app offers huge but typical test-prep question bank
1–12
Android, iPad, iPhone, iPod Touch
Free storybook creation site has great support for classrooms
1–8
Web
Create digital assignments and link test corrections to more practice
6–12
Impressive, advanced virtual biotech labs contain glitches
10–12
Free to try, Paid
Chrome extension helps organize web-based research
7–12
Free, Paid
Crowd-sourced ancient history site features extensive, varied resources
