| Fourth grade students are very energetic and their | | | | Classification of mammals -- Mammals are found |
| span of attention or concentration is very small. Above | | | | every where. Polar bears in cold areas, camels in hot |
| that, they want to observe, infer, predict and classify | | | | areas, moles live under the ground, bats live in caves |
| anything taught on science. Learning by doing is a good | | | | and flies in the air and dolphins live in oceans. Fur and |
| concept and it registers in their young minds and they | | | | fat help them to protect themselves in cold regions |
| can never go wrong in their examinations. For this, a lot | | | | and they sweat and pant to release their extra heat. |
| of schools conduct fourth grade science fair. Here, all | | | | A fourth grade science fair project can be made by |
| the fourth grade science fair projects will be displayed. | | | | cutting and pasting picture of mammals and their place |
| The children explain their fourth grade science fair | | | | of rest. |
| projects, while the others watch these projects and | | | | Sunflower house project: On the ground draw a |
| learn. Teaching them in a play way method is very | | | | square and plant sunflower seeds leaving enough |
| effective. Here are few fourth grade science fair | | | | space between two seeds all in the perimeter of the |
| projects for this age group. | | | | square, but don't forget to leave a little space in the |
| Salt increases the density of water. Add four to five | | | | front side for the door. Once the sunflower plants |
| tablespoons of salt in a glass of water stir it nicely and | | | | grow one inch, plant bean seeds around each |
| float an egg. Also add little more luke-warm fresh | | | | sunflower plant. As they grow the beans will climb up |
| water and check, the egg will float in-between the salt | | | | the sunflower stalks and create a wonderful |
| and the water. Try using sugar or flour in the water | | | | playhouse for the children. In this way they learn the |
| the egg will sink. | | | | characteristics of creepers, flower plants, trees, shrubs |
| Which water is good for plants can be made as a | | | | etc. |
| project by selecting a pot with some seeds; one pot | | | | Excellent features of sunflowers are we can get oil, |
| can be watered with tap water, the other pot to be | | | | easy to grow and a good bird feeder, Make a sun and |
| watered with only rain water. Check the growth for | | | | a flower and label its uses. |
| seven weeks; the rain water watered pot is better. | | | | Life cycle of a butterfly - egg, caterpillar, cocoon and |
| Will plants grow with a liquid other than water can be | | | | then a beautiful butterfly can be made live in your |
| done in an effective project by selecting four pots, | | | | garden. |
| Water the first pot with water, second one with | | | | A Bird house can be made in wood, to encourage |
| vinegar, third one with orange juice and fourth one with | | | | birds to come and live. Observe the birds and their |
| milk. The result is the one with water grows the | | | | habits. |
| maximum, the one with vinegar dies as it is an acid, the | | | | Instincts can be taught in a project form by showing |
| one with orange juice and milk also grows but | | | | baby birds open their mouth for food, baby turtles |
| nowhere near as much as the pure source. | | | | know to go to the sea when their eggs hatch. |
| A fourth grade science fair project to test which | | | | Children at this age group should be given simpler |
| environment is best for plants. Take three pots, one | | | | fourth grade science fair projects to keep them |
| with sand, one with soil, and one with gravel and put | | | | occupied. Once they are occupied and disciplined, |
| few seeds in each pot, wet them at regular intervals | | | | teachers job become easier to make them learn and |
| and make a graph, the seeds in the soil grew the | | | | enjoy schooling. |
| maximum. | | | | |