Physical
Science Kit Resources
Changes:
Tips for Teachers
The following Tips for Teachers were generated to better serve
the Elementary teacher s of the Vancouver School District.
If you have any of your own Tips, please send them to me (Kris
Skrutvold at the following email address: kskrutvo@vansd.org)
and I will post them on the Kit Resources web-site. (Currently
being developed
Kit Need and Concerns
Lesson 1,2,4
Use a quality zip-lock bag for lesson 2 "The Melting
Race."
Have activities planned while students are melting their ice.
Lesson 3,5,7,8
Use the book"A Drop of Water" by Walter Wick to
explain some of the concepts.
What are the properties of solids that allow them to dissolve?
What properties of liquids allow them to dissolve solids?
Lesson 6,10,11
Modify lesson 11.
Need white filters to see Lesson 10.
Why is an egg chemically changed when cooked but not when frozen?
How cold would it have to be to have solid nitrogen?
Brown filters are hard to see colors.
Lesson 14
Use forceps to handle steel wool.
Kit Modifications
Lesson 1: Thinking About How Things Change
Add table salt just for comparison to kit salt.
Cut and paste two clocks onto the Melting Race sheet. Record
start/stop time.
Use the graphic organizer for students to design a procedure
for ice melting.
Use better bags for ice.
Lesson 2: Freezing and Melting
Lesson 3: Where did the Water go?
Can put lessons 7 and 8 together.
Don't get water too hot.
Lesson 4: Mixing and Separating Solids
Lesson 5: Mixing Solids and Liquids
Lesson 6: Separating Solid and Liquid Mixtures
Give students fresh water with salt at the bottom so they
can filter the mixture and get salt in the filter.
Place coffee filter with marker dots in a plate of water and
the water
comes up and separates the colors.
Use droppers of vinegar and alcohol to separate colors on filters.
Wear goggles
Lesson 7: A Dissolving Race: Two Forms of Sugar
Lesson 8: A Dissolving Race: Warm and Cold Water
Lesson 9: Changing Salt Water to Crystals
Let vinegar and water mixture evaporate to see if the residue
it leaves is the same or different.
Lesson 10: Separating Mixtures of Color
Lesson 11: Separating a Mystery Mixture
Lesson 12: Bubbles & Fizz: Observing a Chemical Reaction
Lesson 13: Gas in a Bag!
Lesson 14: Looking at Rust
Lesson 15: Writing Our Recipes for Change
Lesson 16: Presenting Our Recipes for Change
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