The Real Reasons for Seasons

Teri Estrada

Materials List

For each student:

1 sheet of writing paper

1 Season’s Game sheet

1 pencil

3 Season’s Survey per student

Graph paper

Colored markers

1 Trip to the Sun worksheet

1 List of locations with latitudes and longitudes (Seasons Lab book p.10)

1 World map (p. 11 of Seasons Lab book)

1 “Temperatures around the World” data sheet (p12 in lab book)

1 “Temperatures around the World” graphing sheet (p13 in lab book)

1 “Seasonal Changes in Day Length” data sheet (p 14 lab book)

1 “Day length” graphing sheet (p15 in lab book)

For each group:

A piece of scratch paper (group 4-6)

Pencil

25cm piece string or twine (pair of students)

3 sheets of blank paper (pair of students)

2 push pins or thumbtacks (pair of students)

Stack of newspaper, thickness of push pin or tack (pair of students)

1 ruler (centimeters), (pair of students)

3-4 colored pens- assorted (group 4-6)

1 piece of scratch paper (pair of students)

1 Sun Angle Analyzer (master page 52) per pair of students

One paper fastener (or brad) with flat head

For the Class:

Chalkboard or overhead projector

A light bulb, any size or wattage

A lamp with no shade

An extension cord

CD-ROM disk (Trip to the Sun)

1 scale model (a car, or toy made to scale is fine)

1 model sun (28cm diameter) drawn on manila folder

1 manila folder

1 marking pen, wide tip

1 strip of card stock, 1cm x 16cm

1 pushpin

1 small corrugated cardboard, at least 5cm square

1 Earth globe or large ball, (inflatable doesn’t work well)

1 ruler

1 40cm piece of string or twine

A bulletin board or chart paper pad

One piece of paper at least 14x14 inches

Two push pins or thumbtacks

1 overhead transparency of 3 ellipses and comet

1 blank overhead transparency

2 different colored transparency pens

1 hula hoop or large round embroidery hoop

Scratch paper to draw extra ellipses

1 overhead transparency of World Map

1 overhead transparency of Temperature Data Sampler (p 58-59, Seasons Lab Book)

1 overhead transparency of Temperatures around the World Graph (p13, Seasons Lab Book)

1 overhead projector

1 assortment of colored transparency pens

1 transparency of Day Length Sample (master in Getting Ready; p66)

1 transparency of Day Length Graph (blank; master lab book p15)

1 transparency of Day Length Graph (complete master, p67)

32 polystyrene balls

32 pencils

100 watt bulb with clip on socket and extension cord

1 earth globe at least 20cm (8”) diameter

Small piece of tape