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wind turbine kit,
blood type test,
We guarantee that you will be happy with every purchase you make at Home Science Tools! Every product you purchase is covered by our exceptional 90-day money-back guarantee. We have been delighting our customers with quality science products since 1994!
- During this period you may return for a full refund any product that you decide not to keep, providing it is unused and in its original packaging.
- If for some reason you are dissatisfied with one of our products during this 90-day period, we will replace it or give you a refund, whichever you prefer.
- We stand behind all our products and will replace or repair defective products not covered by a manufacturer's warranty even beyond 90 days.
See our return policy for further details.