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10. Math Trains (gr. 1 and up): Piggy loves trains, so when Wolf invites her to see a train in the woods she follows. Piggy discovers growing patterns and their bar graphs. [growing patterns; algebra; constants, variables; bar graphs]

1. Something odd
2. Who's the Big Bad Wolf?
3. To infinity & beyond
4. Add it up!
5. Smart multiplication
6. Smart division

7. Colourful patterns
8. Making 10 - stage 1
9. Making 10 - stage 2
10. Math trains
11. Math waves
12. Scary patio patterns

13. Big party, small party
14. Wolf gets hurt
15. Do parallel lines meet?
16. Mirror, mirror
17. How big is a billion?
18. Elephants' big ears

19. Tortoise & hare rematch
20. How left-handed are you?



Growing patterns that change & stay the same

Piggy discovers growing patterns. When she plots them as bar graphs, some are steeper than others, and she wonders why.

Content: growing patterns; parts that change or stay the same; multiple representations

41 pages