If you're a student you can download solid edge st4 for free here:
Request a free license of SolidEdge ST4. Basically it's a full version but the file saved will be opened in Student version only. Also you will not be asked to submit your student id. You just request them and they will email you the License.
Student License is best for learning purpose.
yes i hv
pleeeeeeeeeeeeeeeeeeeeeeeeeease help me :)