As a subject matter expert in material science with a focus on hydrophilic properties, I can provide you with information on materials that are known for their high water absorption capabilities.

Sodium polyacrylate is a highly absorbent polymer that can absorb hundreds of times its weight in water. It's commonly used in products like baby diapers and sanitary products due to its ability to retain water.

Hydrogels are another class of materials that can absorb a significant amount of water. They are cross-linked polymers that can swell to a large volume without dissolving.

Cellulose, found in plant cell walls, is also known for its water-absorbing properties. When modified into microcrystalline cellulose (MCC), it can be used in the pharmaceutical industry for its swelling properties.

Polyvinyl alcohol (PVA) is a water-soluble synthetic polymer that can also absorb a large amount of water.

Silica gels are desiccants that can absorb water vapor from the air, making them useful for drying applications.

Activated charcoal and zeolites are porous materials that can absorb water vapor and are often used in air purification and water filtration systems.

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MaterialsWater table or basins.Dry sponges cut into small pieces small plastic blocks.Materials that absorb water, including cotton, washcloths, fabric, tissue, dolls with hair, and paper towels.Materials that do not absorb water, including Styrofoam, foil, wax paper, plastic toys, and pencils.Chart paper.Marker.read more >>