Level Curve

https://www.math3d.org/v5RxVt3N5

Parametric Curve, Earth around Sun

https://www.desmos.com/calculator/hzcqb2zm4e

Parametric Curve, tank

https://www.desmos.com/calculator/q1qwz3nu9u

Vector Field Examples, Love vs Like

https://www.desmos.com/calculator/n5mjdm3cc0

https://www.desmos.com/calculator/n3hnpvpuqh

Gradient Vector field

https://www.math3d.org/iqpAIJZSp

Double Integral

https://www.math3d.org/nUjNME6AF

https://www.math3d.org/5KIzElose

Line Integral, follow the flow of people

https://www.desmos.com/calculator/lvaiasfdmq

Tangent Vectors and Partial Derivatives

https://www.math3d.org/fyNZ6mThm

Tangent Plane

https://www.math3d.org/5WIDRGtvC

Right hand rule and circulation

https://www.math3d.org/j3IqK6nSJ

Area Vector and Flux

https://www.math3d.org/947auub4G

Cross Product

https://www.math3d.org/ntpMb85RF

Surface with boundary

https://www.math3d.org/VMkgRjXgw

Vector Representation of personality traits

https://www.math3d.org/s6QnVDq7N