What are some good Science Fair Ideas?

Question

For 5-8 grade please

Answer 1

When i was in middle school, i did Does color light affect growth and it was fun. Also, here isa website WITH A TON of Sciencefair ideas. Hope i helped Goodluck and have fun

Answer 2

Alright, this ones pretty cool, EXPLOSION


First Listen to safety! Do it in open air environment (not inside) dont get too close to the balloon when ur lighting it (a long stick or punk) and WEAR GLASSES! also dont get acid on ur skin or clothes

1.You get some muriatic acid (its used to clean brick) from a local hardware store (tsc has it). It is about a buck or two

2.Get some regular size balloons

3.get a test tube (plastic bottle works just as well.

4.Get some aluminum Foil

5. put 20 or so pretty small pieces of aluminum foil in the bottle (dont crumple for better effects)

6. Dump in muriatic acid till about 1/4 full quickly, then put a balloon on the bottle neck.

7. the balloon will inflate and has hydrogen in it, put some fire to the balloon (dont use a lighter with your hand that close). And it will BLOW UP (dont worry not too big)

Answer 3

create your own salt water purifyer out of a large bowl, a cup and some saran wrap. research about dehydration or water imperfections and why certain things are added to tap water...just off the top of my head

Answer 4

If you have a vacuum pump you can use to show how water will boil at a low temperature when the pressure is reduced.

Answer 5

Baking soda volcanos are always popular. Oh, and feeding a hamster junk food to see how fat it gets is always a crowd pleaser!

Answer 6

How many paper clips can the human sinus cavities hold?

Answer 7

maybe checking the relationship between speed and voltage of an electric motor

Answer 8

Get two identical twins and put them in two separate, observation rooms. Ask them questions and see if they answer them similarly.