Mystery 1
Mystery 2
Mystery 3
Mystery 4
Mystery 5
100

3+5

8

100

4-2

2

100

What comes next in the order counting backwards-

_,_,_,34

33,32,31

100

What shape is a ball? 

sphere

100

2

4

6

Rule: Add 2

4

6

8

200

8+2

10

200

10-6

4

200

Continue the sequence counting forward: 

48, _, _, _ 

49,50,51

200

The floor in our classroom is covered in what shape? 

square

200

30

40

50

Rule -10

20

30

40

300

10+6

16

300

8-4

4

300

Can you finish the counting pattern: 

30, 40, 50, __, __, __

60, 70, 80

300
The dice we use for games is what shape? 

Cube

300
5

10

15

Rule: Add 3 

8

13

18

400

20+30

50

400

20-10

10

400

Finish the counting pattern: 

5, 10, 15, __, __, ___

20, 25, 30

400

The table in the classroom is what shape?

Rectangle

400

30

40

50

Rule: Add 2

32

42

52

500

80+20

100

500

100-50

50

500

Finish the counting pattern, 

4,6,8, __, ___, ___

10, 12, 14

500

A 3D shape that has a square base and 4 triangles is called a ? 

Pyramid

500

100

120

140

Rule: Add 10 

110

130

150