Jeopardy
https://jeopardylabs.com/play/plants-and-soil4
Studyjams:
http://studyjams.scholastic.com/studyjams/jams/science/rocks-minerals-landforms/soil.htm
http://studyjams.scholastic.com/studyjams/jams/science/plants/roots-stems.htm
http://studyjams.scholastic.com/studyjams/jams/science/plants/flowers.htm
http://studyjams.scholastic.com/studyjams/jams/science/plants/plant-with-seeds.htm
http://studyjams.scholastic.com/studyjams/jams/science/plants/plant-adaptations.htm