Hands on Science for Kids-Learn by Doing by Lisa Bronart
... The Fun With Your Dog Science Kit might tempt their curiosity by testing a dog’s hearing, determining a dog’s personality or creating dog bone cookies. Take fun science into the bathroom with Scientific Explorer’s Spa Science Kit! Kids can mix fragrances, make foaming baths and create smelling potions. Determine how smells affect family members and friends differently - the ultimate test of the senses!

Log Homes - Top 10 Questions (and Answers) by Al Hearn
... Some kits might include random-length logs that must be cut at the site (lower package cost - higher labor cost), instead of pre-cut logs. Another variable is the quality of material being offered. If two kits both contain windows as part of the package, one might include high quality energy-efficient (expensive) windows while the other includes a lower quality product. 7. Can I act as my own contractor to save money? Yes. But the question is do you want to do it and are you qualified to do it.