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Exploring Hourglasses

Author:Justin Lanier

Just a little gadget to explore hourglasses.

New Resources

兩位數的位值
Select an object for a time to start a command. Light
Visualizing the Pythagorean Identity with Sine and Cosine
函數的奇偶性
bewijs stelling van Pythagoras

Discover Resources

Pi_Archimede
Acoustic beats
Rotation_of_a_parabola
SAS Triangle Similarity Demo
Chapter 10 notes sine and cosine equality
JGTP sol
Are the Triangles Similar? Task Assessment

Discover Topics

Exponent
Matrices
Arithmetic Operations
Distributions
Translation

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