Search 4th Grade Science Projects : Page 4

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project investigates why the number of visible stars changes from place to place.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea investigates how magnetism can defy the force of gravity.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science fair project idea investigates how color affects temperature.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.