Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Researchers have found that science instruction can be quite effective in grades 4 to 7.
How to find the first and second differences for any table of values
How to combine approximate and exact numbers when considering significant digits
Where’s the Saturated Fat in Your Foods? Saturated fat is found in animal products, tropical oils
Sensory Differences Between Species
We lost the 6th book in the series. After two months, we finally found it.