Solve Me Puzzles is a free site provided by the nonprofit Education Development Center. The site offers free math puzzles for students to...

Truss Me is an app that students can use to design and test simple weight-bearing structures. Truss Me can be used in “challenge” mode or i...

Update, January 2021: This app is no longer available.  Rocket Science 101 is a free app offered by NASA that helps students understand ho...

Over the years Free Technology for Teachers , Practical Ed Tech , and my other websites morphed from a hobby to a full-time job. Along the...

National Geographic has a great series of YouTube videos called National Geographic 101. The most recent addition to that series is Ancien...