Spectra Science · Grade 3
12 chapters · 114 pages
- Reading page
- Assessment
Getting Started
How Scientists Work
Learn
- 1.1 Pushes, pulls and forces
- 1.2 Balanced and Unbalanced Forces
- 1.3 On the Move
- 1.4 Patterns of Motion: What Comes Next
- 1.5 Investigation: Predict How a Swing Moves
- 1.6 Making Life Easier
- 1.7 Which Way to the North Pole?
- 1.8 There’s Electricity in the Air
- 1.9 Opposites Attract
- 1.10 Design: Solve a Problem with Magnets
Unit 2
Life Cycles and Traits
Learn
- 2.1 It All Starts from a Seed
- 2.2 Reptile or Amphibian?
- 2.3 Comparing Life Cycles: Plants, Insects, and Birds
- 2.4 Investigation: Measure Bean Plants as They Grow
- 2.5 The Father of Genetics
- 2.6 Traits from Parents, and How One Kind Can Differ
- 2.7 Seeing Double
- 2.8 Traits the Environment Can Change
- 2.9 Design a Shade to Test How Light Changes a Plant
Assessment
Mid-Test · Units 1–2
Learn
- 3.1 Community Life
- 3.2 Dancing for Food
- 3.3 Life in the Extreme
- 3.4 The Green Desert
- 3.5 An Underwater World
- 3.6 Some Differences Help in a Given Place
- 3.7 Mary Anning, Fossil Hunter
- 3.8 The End of the Dinosaurs
- 3.9 A Wetlands Invader
- 3.10 The Mysteries of Rapa Nui
- 3.11 Design: Help Living Things After Their Home Changes
Unit 4
Weather and Climate
Learn
Bonus
Extra Readings
Learn
- Lesson 1 · Treetop Homes
- Lesson 2 · Keeping Pace
- Lesson 3 · Seeing the Stars
- Lesson 4 · Reaching the Other Side
- Lesson 5 · Movie Magic
- Lesson 6 · Tracking Time
- Lesson 7 · Time for Bed
- Lesson 8 · A Healthy Combination
- Lesson 9 · The Roman Aqueducts
- Lesson 10 · A Moldy Discovery
- Lesson 11 · A Story Worth Listening To
- Lesson 12 · Follow the Leader
- Lesson 13 · The World in Space
- Lesson 14 · Resources under the Trees