Each group needs:

• LEGO MINDSTORMS NXT robot, such as the NXT Base Set (5003402) for $159.98 at https://shop.education.lego.com/legoed/en-US/catalog/product.jsp?productId=5003402&   isSimpleSearch=false&ProductLine=NXT
• LEGO MINDSTORMS Education NXT Software 2.1, available as a single license (2000080) for $39.97 or a site license (5003413) for $271.96 at https://shop.education.lego.com/legoed/en-US/catalog/product.jsp?productId=prod120017&isSimpleSearch=false&ProductLine=LEGO+MINDSTORMS+Education+NXT
• computer, loaded with NXT 2.1 software
• LEGO NXT temperature sensors, for $27.96 each at https://shop.education.lego.com/legoed/education/NXT/NXT+Temperature+Sensor/9749&isSimpleSearch=false
• 9 samples of various fats with different chemical structures (approximately 5 ml or 5 g/group):

1. olive oil
2. butter
3. animal lard
4. vegetable shortening
5. frying fat
6. corn oil
7. canola oil
8. soybean oil
9. peanut oil

• 9 glass test tubes
• Bunsen burner, flame and gas source
• small beaker filled with water
• a stand, to support the beaker of water over the Bunsen burner
• container filled with ice to chill the samples