Projects

196 topics in this forum

1. Battery/LED challenge. play if you dare! 1 2 3 4

   By YT2095, February 7, 2004
   • 88 replies
   • 58.9k views
   • 
   • Spyman
   • June 11, 2012

2. the Great Solar "Cookoff" Challenge :)) 1 2

   By YT2095, May 9, 2004
   • 26 replies
   • 23.8k views
   • 
   • yojojo12
   • June 11, 2012

3. The Great Lightbulb Challenge!

   By YT2095, February 28, 2007
   • 17 replies
   • 16.4k views
   • 
   • Plasmick
   • August 27, 2018

4. Tell us about your projects and your plans.

   By woelen, April 4, 2007
   • 0 replies
   • 12.2k views
   • 
   • woelen
   • April 4, 2007

5. Making heavy water 1 2

   By Curix, September 1, 2007
   • 49 replies
   • 78.9k views
   • 
   • JJR
   • June 5, 2014

6. Experiment: Pit Bull Interaction & Attack Poll 1 2 3 4 15

   By iNow, October 1, 2007
   • 356 replies
   • 55.5k views
   • 
   • Phi for All
   • April 9, 2008

7. Vacuum Balloon! 1 2

   By coreview2, April 25, 2008
   • 42 replies
   • 20.8k views
   • 
   • padren
   • November 24, 2008

8. Powdered Neodymium Magnets?

   By recursive, November 20, 2007
   • 17 replies
   • 20.3k views
   • 
   • mississippichem
   • November 22, 2010

9. Sending something to the Moon

   By mot1on, October 11, 2007
   • 22 replies
   • 17.3k views
   • 
   • Andredi
   • September 11, 2021

10. My first high-power rocket (scratch built)

    By blike, February 9, 2010
    • 9 replies
    • 15.1k views
    • 
    • tomgwyther
    • April 11, 2010

11. Reverse engineering a stun-gun

    By SCB, May 4, 2009
    • 7 replies
    • 13k views
    • 
    • shadowlight
    • May 17, 2009

12. Idea for electromagnetic hover car (maglev car)

    By Vanstorm9, May 23, 2013
    • 4 replies
    • 12.7k views
    • 
    • The Pragamatist
    • June 18, 2013

13. Need Advice in Building a Coilgun

    By Atomizer, February 26, 2010
    • 9 replies
    • 11.2k views
    • 
    • evilgenius
    • April 23, 2011

14. The creation of AIR TREKS

    By apazon, May 11, 2015
    • 6 replies
    • 10.8k views
    • 
    • Ben88012
    • May 24, 2017

15. Science Investigatory Project(proposal)

    By Bukopandan, August 4, 2012
    • 1 reply
    • 10.7k views
    • 
    • Hamizanz
    • May 10, 2018

16. Foam / PE / EVA / Neoprene?

    By gasbag, June 24, 2011
    • 0 replies
    • 10.4k views
    • 
    • gasbag
    • June 24, 2011

17. Home Made Electric Fence

    By longestlongers, November 18, 2008
    • 1 reply
    • 9.4k views
    • 
    • YT2095
    • November 18, 2008

18. Handheld Coilgun

    By Guest026, September 7, 2007
    • 12 replies
    • 9.3k views
    • 
    • big314mp
    • September 20, 2008

19. Roget's Spiral

    By rktpro, June 6, 2011
    • 19 replies
    • 9.1k views
    • 
    • rktpro
    • June 28, 2014

20. to send something to space! 1 2

    By aviv8, April 28, 2007
    • 36 replies
    • 8.7k views
    • 
    • Phi for All
    • June 22, 2007

21. better than baking soda and vinegar

    By random, December 15, 2011
    • 5 replies
    • 8.6k views
    • 
    • fiveworlds
    • October 14, 2015

22. miniature smoke machine

    By ElCal, October 15, 2009
    • 5 replies
    • 8.5k views
    • 
    • ElCal
    • October 16, 2009

23. a Pinhole Camera

    By YT2095, December 13, 2008
    • 4 replies
    • 7.6k views
    • 
    • inuhbad
    • January 19, 2009

24. Homebuilt Cathode Ray Tube

    By AtomicTest, August 10, 2008
    • 4 replies
    • 7.3k views
    • 
    • yoemeuunito
    • January 16, 2016

25. Passive air conditioner will it work?

    By random, May 10, 2011
    • 19 replies
    • 7.2k views
    • 
    • Externet
    • September 11, 2011