http://lancaster.unl.edu/4h/Embryology/

				http://www.urbanext.uiuc.edu/eggs/index.html

				http://chickscope.beckman.uiuc.edu/explore/embryology/

				3.1.1    explain the life cycle of a chicken.

				3.1.2    identify and name the parts and functions of an egg.

				3.1.3    describe a method for hatching chicken eggs.

				3.1.4    observe and measure embryo development.

				3.1.5    investigate other animals that lay eggs.

				3.2.1   observe reflection and refraction of light.

				3.2.2   demonstrate that heat may be produced in many ways.

				3.2.3   demonstrate that heat can flow from one object to another by conduction.

				3.2.4   demonstrate how sound is produced when objects vibrate.

				3.2.5   change the pitch of sound by changing the rate of vibration.

				3.2.6   use science tools such as:  balance, thermometer, prism, and hand lens. (optional objective)

				http://dinodictionary.com/

					Dinosaur pictures

				http://www.enchantedlearning.com/subjects/dinosaurs/

				http://mywebpages.comcast.net/saponaro/dino/dinowebquest.html

				3.3.1   understand the processes that created some fossils.

				Use FAQ's 1 and 2 only

				http://www.childrensmuseum.org/geomysteries/faqs.html

				http://www.ucmp.berkeley.edu/education/explorations/tours/fossil/5to8/Intro.html

				3.3.2   understand how scientists use fossil evidence to make inferences about dinosaur characteristics.

				3.3.3   use scale drawings to make inferences about actual sizes of dinosaurs.

				3.3.4   infer how dinosaurs lived by examining their characteristics.

				3.3.5   create and interpret a binary classification key for selected dinosaurs.

				http://edheads.org/activities/simple-machines/

				http://www.mikids.com/Smachines.htm

				http://fossweb.com/modules3-6/LeversandPulleys/index.html

				3.4.1.    develop an understanding of the concepts of force and friction.

				3.4.2.  explore and understand the three classes of levers and explain how they make work easier.

				3.4.3.  explore and understand wheels and axles and discuss the ways they can help decrease force, increase distance, and decrease friction.

				3.4.4   develop an understanding of how inclined planes make work easier.

				3.4.5   explore and understand gear systems and explain how they make work easier.