柠檬导航

Educators like you are shaping the next generation of mathematical thinkers.

The resources provided here are crafted to assist you and your students in excelling, especially through engaging opportunities like the 柠檬导航American Mathematics Competitions (AMC).

The 柠檬导航equips K-12 educators with various resources to support their teaching and inspire students in the joy of mathematics. This includes comprehensive materials for the AMC 鈥� a pathway for students to deepen their love for problem-solving and analytical thinking. You’ll find preparation materials, practice problems, and insights into creating enriching competition experiences.

Explore our offerings by category, resource type, and more, tailored to empower your teaching journey. Additionally, by joining the 柠檬导航community, you’ll unlock further access to exclusive resources, including detailed guides and materials for AMC preparation and our highly regarded journals.

Featured Resources

Freaky Fraction Splitting

Take a pile of nine pebbles, nine coins, or nine cucumbers (but you can't use zucchini!) and split it into two piles. Then, split each of those piles into two piles. Keep doing this until you have nine piles, each with one object. What could be mathematically astounding about such a process? There is a...

Curriculum Inspirations: Pencil Prices

James Tanton takes viewers through this question from the 2011 柠檬导航AMC 10a Competition. Appropriate for the 10th grade level, this question covers Algebra. Common Core State Standards (CCSS): A-SSE.2; 7.G.4 Read the Curriculum Burst essay that goes with this question here: Pencil Prices This video demonstrates problem-solving strategy #8: Second-Guess the Author Curriculum Inspirations...

MAA-Neff Middle School Partnerships Program

We are excited to announce a new grant opportunity funded by The John and Mary Neff Foundation focused on the professional development of middle school math teachers. The MAA-Neff Middle School Partnerships Program aims to improve student outcomes in mathematics by supporting initiatives to help middle school math educators improve their instructional practices and overcome...

Dolciani Mathematics Enrichment Grants (DMEG)

Funded by the Mary P. Dolciani Halloran Foundation, these grants support projects that promote math enrichment for promising or interested middle and high school students. The initiative aims to deepen students' mathematical engagement and encourage continued study. Each year, we invite proposals from college/university mathematical sciences faculty, often in partnership with middle/high school math teachers,...

Neff Outreach Fund

The John and Mary Neff Foundation has provided funding to support projects designed to encourage middle school students to study and persist in their interest in mathematics. The Foundation is particularly interested in projects that directly support students from underserved communities, rural communities, and/or indigenous communities. Each year, we invite proposals from higher education institutions,...

Tensor SUMMA Grants

Funded by the Tensor Foundation, the Tensor Strengthening Underrepresented Minority Mathematics Achievement (SUMMA) Grants support initiatives aimed at fostering a love for mathematics among students from historically underrepresented groups. These groups include Black or African American, American Indian or Alaska Native, Hispanic or Latino, and Native Hawaiian or other Pacific Islander students. The grants support...

Tensor Women & Mathematics Grants

Funded by the Tensor Foundation, the Tensor Women & Mathematics Grants support projects designed to encourage college and university women and pre-college girls to study and persist in mathematics. Each year, we invite proposals from college/university mathematical sciences, and from secondary mathematics faculty who are partnering with college/university faculty. Interested high school teachers are strongly...

Sample Competition: 2023 AMC 8

Test out your creative problem-solving skills! Try your hand at these problems from the 2023 American Mathematics Competition (AMC) 8 competition. This mathematical competition is for students in grades 8 and below. Interested in more? Purchase collections of past competitions from our store or participate in our next 柠檬导航AMC competition.

Sample Competition: 2022 AMC 10 A

Test out your creative problem-solving skills! Try your hand at these problems from the 2022 American Mathematics Competition (AMC) 10 A competition. This mathematical competition is for students in grades 10 and below. Interested in more? You can purchase collections of past competitions from our store or participate in our next 柠檬导航AMC competition.

Curriculum Inspirations: Walking the Track

James Tanton takes viewers through this question from the 2011 柠檬导航AMC 10 B Competition. Appropriate for the 10th grade level, this question covers the topic of the circumference of a circle formula in Geometry. Common Core State Standards (CCSS): A-SSE.2; 7.G.4 Read the Curriculum Burst essay that goes with this question here: Walking the...

Problem-Solving Strategy #10: Go to Extremes

It is fun to be quirky and push ideas to the edge! Taking the parameters of a problem to an extreme can give insight to the workings of the situation described. And such insight can often illuminate a path for success. Read more about this strategy here: Problem-Solving Strategy #10: Go to Extremes Find other...

Problem-Solving Strategy #9 Avoid Hard Work

No one enjoys hard computation or a tedious grind through formulas and equations. Brute-force work should be undertaken only as a last resort! Do what a mathematician does - think very hard first to devise a creative, elegant approach that avoids hard work! Read more about this strategy here: Problem-Solving Strategy Essay #9 Avoid Hard...

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