CogAT Primary Number Series Practice for K-2

Primary Number Series questions use pictures such as beads or dots to help younger students find what comes next in a counting pattern.

These are original CogAT-style K-2 primary questions loaded from the CogAT.org database question bank. They use large visual prompts, picture-based answer choices, selectable answers, and parent-friendly explanations.

Free Primary Number Series Practice

Primary Number Series Practice

Select an answer for each question, then check your work to see the explanation.

Which picture comes next in the series?

CQ-PQ-NS-0460 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0460

Answer choice A for CQ-PQ-NS-0460

B

Answer choice B for CQ-PQ-NS-0460

C

Answer choice C for CQ-PQ-NS-0460

D

Answer choice D for CQ-PQ-NS-0460

Show explanation

The counts repeat in a three-part pattern: 5, 4, 2. After 5 comes 4.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0495 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0495

Answer choice A for CQ-PQ-NS-0495

B

Answer choice B for CQ-PQ-NS-0495

C

Answer choice C for CQ-PQ-NS-0495

D

Answer choice D for CQ-PQ-NS-0495

Show explanation

The pattern alternates up 4 and down 3. The next count is 3.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0711 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0711

Answer choice A for CQ-PQ-NS-0711

B

Answer choice B for CQ-PQ-NS-0711

C

Answer choice C for CQ-PQ-NS-0711

D

Answer choice D for CQ-PQ-NS-0711

Show explanation

The odd-position groups form their own pattern, adding 2. The next odd-position count is 8.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0555 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0555

Answer choice A for CQ-PQ-NS-0555

B

Answer choice B for CQ-PQ-NS-0555

C

Answer choice C for CQ-PQ-NS-0555

D

Answer choice D for CQ-PQ-NS-0555

Show explanation

The counts repeat in a three-part pattern: 4, 3, 7. After 4 comes 3.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0605 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0605

Answer choice A for CQ-PQ-NS-0605

B

Answer choice B for CQ-PQ-NS-0605

C

Answer choice C for CQ-PQ-NS-0605

D

Answer choice D for CQ-PQ-NS-0605

Show explanation

The odd-position groups form their own pattern, adding 1. The next odd-position count is 8.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0710 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0710

Answer choice A for CQ-PQ-NS-0710

B

Answer choice B for CQ-PQ-NS-0710

C

Answer choice C for CQ-PQ-NS-0710

D

Answer choice D for CQ-PQ-NS-0710

Show explanation

The counts repeat in a three-part pattern: 6, 7, 1. After 6 comes 7.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0176 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0176

Answer choice A for CQ-PQ-NS-0176

B

Answer choice B for CQ-PQ-NS-0176

C

Answer choice C for CQ-PQ-NS-0176

D

Answer choice D for CQ-PQ-NS-0176

Show explanation

Each count appears twice, then increases by 4. The next pair starts with 10.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0443 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0443

Answer choice A for CQ-PQ-NS-0443

B

Answer choice B for CQ-PQ-NS-0443

C

Answer choice C for CQ-PQ-NS-0443

D

Answer choice D for CQ-PQ-NS-0443

Show explanation

The counts repeat in a two-part pattern: 6, 8. The next count is 6.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0560 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0560

Answer choice A for CQ-PQ-NS-0560

B

Answer choice B for CQ-PQ-NS-0560

C

Answer choice C for CQ-PQ-NS-0560

D

Answer choice D for CQ-PQ-NS-0560

Show explanation

The groups increase by 2. After 9 comes 11.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0239 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0239

Answer choice A for CQ-PQ-NS-0239

B

Answer choice B for CQ-PQ-NS-0239

C

Answer choice C for CQ-PQ-NS-0239

D

Answer choice D for CQ-PQ-NS-0239

Show explanation

The counts repeat in a two-part pattern: 8, 6. The next count is 8.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0630 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0630

Answer choice A for CQ-PQ-NS-0630

B

Answer choice B for CQ-PQ-NS-0630

C

Answer choice C for CQ-PQ-NS-0630

D

Answer choice D for CQ-PQ-NS-0630

Show explanation

The pattern goes up 2, up 2, then down 3. It starts again by going up 2 to 10.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0556 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0556

Answer choice A for CQ-PQ-NS-0556

B

Answer choice B for CQ-PQ-NS-0556

C

Answer choice C for CQ-PQ-NS-0556

D

Answer choice D for CQ-PQ-NS-0556

Show explanation

The counts repeat in a two-part pattern: 4, 2. The next count is 4.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0507 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0507

Answer choice A for CQ-PQ-NS-0507

B

Answer choice B for CQ-PQ-NS-0507

C

Answer choice C for CQ-PQ-NS-0507

D

Answer choice D for CQ-PQ-NS-0507

Show explanation

The pattern alternates up 3 and down 2. The next count is 6.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0297 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0297

Answer choice A for CQ-PQ-NS-0297

B

Answer choice B for CQ-PQ-NS-0297

C

Answer choice C for CQ-PQ-NS-0297

D

Answer choice D for CQ-PQ-NS-0297

Show explanation

The counts repeat in a two-part pattern: 9, 8. The next count is 9.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0579 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0579

Answer choice A for CQ-PQ-NS-0579

B

Answer choice B for CQ-PQ-NS-0579

C

Answer choice C for CQ-PQ-NS-0579

D

Answer choice D for CQ-PQ-NS-0579

Show explanation

The pattern alternates up 3 and down 2. The next count is 8.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0285 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0285

Answer choice A for CQ-PQ-NS-0285

B

Answer choice B for CQ-PQ-NS-0285

C

Answer choice C for CQ-PQ-NS-0285

D

Answer choice D for CQ-PQ-NS-0285

Show explanation

The counts repeat in a two-part pattern: 3, 8. The next count is 3.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0413 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0413

Answer choice A for CQ-PQ-NS-0413

B

Answer choice B for CQ-PQ-NS-0413

C

Answer choice C for CQ-PQ-NS-0413

D

Answer choice D for CQ-PQ-NS-0413

Show explanation

The groups decrease by 1. After 8 comes 7.

Skill tested: Counting pattern and sequence reasoning

Which picture comes next in the series?

CQ-PQ-NS-0396 Primary Number Series sample question

Choose the best answer:A Answer choice A for CQ-PQ-NS-0396

Answer choice A for CQ-PQ-NS-0396

B

Answer choice B for CQ-PQ-NS-0396

C

Answer choice C for CQ-PQ-NS-0396

D

Answer choice D for CQ-PQ-NS-0396

Show explanation

The counts repeat in a three-part pattern: 1, 6, 8. After 1 comes 6.

Skill tested: Counting pattern and sequence reasoning

How Parents Can Use This Practice

Encourage your child to describe the pattern out loud before choosing an answer.

Keep practice sessions short and positive.
Ask your child to explain the pattern or relationship in simple words.
Use missed questions to talk through the reasoning step, not just the answer.

More K-2 Primary Quantitative Practice

Try Primary Number Analogies and Primary Number Series.

You can also continue by grade: Kindergarten, Grade 1, or Grade 2.

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