A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.
Exploring Air & Air Pressure
Atmospheric Pressure
Atmospheric pressure plays an essential role in respiration and the function of many devices, including water pumps, syringes and drinking straws. Explanations of pascals and psi and a demonstration revealing the presence of atmospheric pressure.
Exploring Air & Air Pressure
Atmospheric pressure plays an essential role in respiration and the function of many devices, including water pumps, syringes and drinking straws. Explanations of pascals and psi and a demonstration revealing the presence of atmospheric pressure.
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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