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Wakefield Greenhill Primary School

Enjoying, Progressing, Achieving



Tuesday 9th February 2021


WALT- Test which materials sink and float. 


Starter- What materials have we been looking at during our home learning? Children to write a list of materials in their lined books. 


Task- Answer the questions below in your lined book.

What does float mean?

What does sink mean?


Float- rest or move on or near the surface of a liquid without sinking. 

Move or hover slowly and lightly in a liquid or the air; drift.


Sink- go down below the surface of something.



Task- Create a table in your book the same as the one below. 


Material Sink Float


Write the name of the materials in the first column and also write the name of the object, for example if you are using a glass that is a cup, write Glass Cup. 


Fill a bowl, sink, bath or large container with water. collect a range of materials from around your house to put into the water, to test if it can float to the top of the water or to see if it will sink to the bottom of the water. You can use, pencils, cups, bowls, paper, rocks, dolls or what you can find around your house that can go in the water. (Do not put electricals in the water) 


Put the objects in the water and watch, if it sinks to the bottom of the water tick 'sink' and if it floats to the top tick 'float'. Show me pictures of your experiment on teams!