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Learn how muscle contraction causes bones to move
By BookStore on October 7, 20150The human body has over 650 muscles and makes up 40% of the body's weight. Our muscles help us...
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Fool your eyes with these optical illusions
By BookStore on October 7, 2015Optical illusions can also often cause us to perceive objects bigger, smaller or more bent out of shape than...
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Study how ants communicate to find their food
By BookStore on October 7, 2015Ants are interesting creatures and they are extremely organized. Ants are very social insects and they make use of...
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Make a sheet erosion landscape to study soil erosion
By BookStore on October 7, 2015Water running down from a high area to a low area washes away the fine soil particles exposed on...
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Study how temperature can affect how fast seeds germinate
By BookStore on October 7, 2015'Germination' is the process in which a plant grows or 'sprouts from a plant 'embryo' contained in a seed...
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Test in which liquids do seeds grow best
By BookStore on October 7, 2015One of the most important items required for 'germination' is water, but is water the best liquid for this...
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Make coloured dyes from various plant substances
By BookStore on October 7, 2015Nature presents us with an amazing visual rainbow. For many centuries, people have tried to capture these natural hues...
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Grow plants in your own hydroponic garden
By BookStore on October 7, 2015Many plants can be grown into maturity without any soil at all. Growing plants in water instead of soil...
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Make a magnifying glass with a pin and paper only
By BookStore on October 6, 2015A pinhole in an index card can act like a magnifying glass, helping your eyes to focus on a...
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Make colours vanish to white by a spinning colour wheel
By BookStore on October 6, 2015A rainbow is produced by the sunlight shining onto droplets of moisture after rains. The rainbow take the form...
