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Math Worksheets
A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.
Protein Energy Malnutrition
Kwashiorkor
- acute onset
- mother stops breastfeeding
- sudden halt in protein consumption
- will have calories, not protein
- swollen belly and legs (fluid imbalance)
- fatty liver
Marasmus
- starts immediately after birth
- slow to develop
- thin 'matchstick' arms
- ribs are showing
- face is sunken
- lack of protein and calories
Obesity, a health problem
What is obesity? Are we what we eat? Why is obesity such a serious health problem?
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe.
There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics
of fraction addition and subtraction or challenge yourself with the insane level.
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