Do one thing at a time. Make tyour trees out of construction paper. Then make your fungi. Remember! Let you class make thier own kind of fungi. The make bromeiliads. Tell them to put a flower in the middle. Next is the orchid. Make a top part of the flower have four leaves. make that one be big. Do the same thing on the other one but make it smaller. Then make a stem. Glue the small part on the back. Remember to make this on a sheet then let your class cut it out.
Now you can make a rafflashia. Use a big piece of construction paper. You need to have 5 pedals and black dots in the circle. You have them cut out a circle of orange paper for them. Show them an exanple. By your self make the lianas out of green constuction paper. Now make a made up animal. Tell them that the adaptions need to be on the sheet. Tell them to plan it on paper first. The they can make it out of construction paper. Make the mater cycle on bif rain drops. have them cut out rain drop shapes. Then draw the water cycle on the other side. When the rainforest is finished let it stay up for 2 weeks. Then take it down over the weekend. Write out a sign that says "Our rainforest has been destroyed PLEASE HELP". Now that is the rainforest activity.