**Wednesday, June 16th, 2021**:
We have an interactive experiment involving drag racing, called

Drag Racing.

**Friday, May 28th, 2021**:

We have a new quizmaster, called Derivatives of Polynomials. This quizmaster provides a lot of scaffolding, which can be vital for students who have low skills. This quizmaster assists students who need help with several skills, like learning: how functions work, the distributive property, organization, and limits.

**Thursday, May 27th, 2021**:

We have a new quizmaster, called Polar Conversions 2.

**Wednesday, May 26th, 2021**:

We have a new quizmaster, called Polar Conversions.

**Tuesday, May 25th, 2021**:

We have a new lesson, called Continuity.

**Saturday, May 22nd, 2021**:

We have a new lesson, called Average Velocity.

**Thursday, May 20th, 2021**:

We have a new quizmaster, called Average Velocity.

**Saturday, May 15th, 2021**:

We have a new lesson, called Derivatives of Polynomials.

**Thursday, May 6th, 2021**:

We have two new lessons:

Limits by Factoring and
Limits by Conjugates
**Tuesday, May 4th, 2021**:

We have a new quizmaster, called Limits of Rational Expressions.

**Saturday, May 1st, 2021**:

We have a new quizmaster, called Limits by Factoring.

**Monday, April 26th, 2021**:

We have a new quizmaster, called Limits by Conjugates.

**Friday, April 2nd, 2021**:

We have a new quizmaster, called Head Start 2. This quizmaster is a small adaptation from Head Start 1.

**Saturday, March 27th, 2021**:

We have a new quizmaster, called Head Start 1. This involves a distance, rate, and time "chase" problem.

**Tuesday, March 23rd, 2021**:

We have a new lesson, called Combining Vectors.

**Monday, March 22nd, 2021**:

We have a new quizmaster, called Two Forces. It's like our last update, but with less complexity. It's just as filling but with less calories!

**Thursday, March 18th, 2021**:

We have a new quizmaster, called Three Forces. It requires the combination of three forces in to one resulatant vector. The solution has to be represented in component form, linear combination form, and magnitude and direction.

**Tuesday, March 2nd, 2021**:

We updated an old quizmaster, called Tide STEM Problem. It is more complicated. It asks for tides that start at high and low tides, whereas before it only asked for high tides.

**Saturday, February 6th, 2021**:

We added a new puzzle to MATHguide. It is called, Buckets Game.

**Saturday, January 23rd, 2021**:

We added a new calculator to the list. It is an outside resource that calculates mean and standard deviation from data.