Is Goblins free for teachers?

Yes. Goblins offers a generous free tier that includes 1 live feedback assignment per week, insights on student mastery and replays, and the ability to upload your own content. The Max plan adds unlimited assignments, superadaptive mode, grade exports, standards growth reports, and SSO/LMS integration, with per-student pricing for schools and districts.

How does Goblins work?

Three simple steps: (1) Share an assignment from thousands of standards-aligned topics using a share code. (2) Students speak and draw their thinking naturally, and Goblins responds with Socratic questioning that sounds just like their teacher. (3) Teachers get real-time formative insights showing what students struggle with and suggestions to inform instruction.

Does Goblins prevent cheating?

Yes. Goblins uses a purpose-trained AI model that evaluates cheating signals in real time. It can detect when students are copying answers, using external tools inappropriately, or not genuinely working through problems. Copy-pasting answers is also blocked.

Can I use my own voice with Goblins?

Yes. Teachers can record their voice and take a selfie to create a custom 3D avatar in about 30 seconds. Students then hear help in their own teacher's voice and see a familiar face, making the experience more personal and effective.

What math levels does Goblins cover?

Goblins covers math from Grade 5 through AP Calculus, including thousands of standards-aligned topics. Teachers can also upload their own content for custom assignments at any level.

Is Goblins FERPA compliant?

Yes. Goblins is FERPA and state compliant. Student data privacy and security are a top priority.

Does Goblins support English Language Learners?

Yes. Goblins supports 30+ languages so teachers don't have to translate every worksheet. It is especially helpful for ELL students who need accessible math instruction in their native language.

What grade level is 8.EE.A.1 taught?

This standard is part of the Grade 8 curriculum in New Jersey Student Learning Standards - Mathematics.

Are there practice problems for 8.EE.A.1?

Yes, there are 3 practice problems available for 8.EE.A.1 with worked examples.

What learning resources are available for 8.EE.A.1?

There are 17 Khan Academy resources available for 8.EE.A.1, including 7 videos, 7 exercises, 3 articles.

8.EE.A.1: Know and apply the properties of integer exponents to generate equivalent numerical expressions. For example, 3^2 × 3^(–5) = 3^(–3) = 1/3^3 ... | New Jersey Student Learning Standards - Mathematics

Know and apply the properties of integer exponents to generate equivalent numerical expressions. For example, 3^2 × 3^(–5) = 3^(–3) = 1/3^3 = 1/27.

Example Problems

Evaluate:

10^2

Evaluate:

10^5

Evaluate:

10^4

Khan Academy Resources

Exponent properties review Negative exponents review Square roots review Multiply & divide powers (integer exponents)Negative exponents Powers of products & quotients (integer exponents)Divide powers Powers of products & quotients Multiply powers Powers of powers Exponent properties with products Exponent properties with quotients Negative exponent intuition Multiplying & dividing powers (integer exponents)Powers of products & quotients (integer exponents)Exponent properties with parentheses Negative exponents

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8.EE.A.1: Know and apply the properties of integer exponents to generate equivalent numerical expressions. For example, 3^2 × 3^(–5) = 3^(–3) = 1/3^3 = 1/27.