Paper Roller Coasters
Build marble runs using only paper and tape. Andrew's Paper Roller Coaster templates have been used in schools in all 50 states and over 30 countries. It's a great hobby for anyone who likes origami or engineering.
Andrew Gatt
Andrew Gatt has been a teacher for 17 years, teaching science to students at every grade level from Pre-K through 12th grade. In 2004, he received the Presidential Award for Excellence in Mathematics and Science Teaching, awarded by the White House.
http://paperrollercoasters.com/index.htmDaniel Gatt
Daniel is in seventh grade and has been making Paper Roller Coasters with his father for about five years.
Gregory Gatt
Gregory is in first grade and has making Paper Roller Coasters with his father for about a year.