OS
OpenStem
@openstem · Joined Jul 2026
7420 public items8 groups
Flowchart5 objects
Physics · L4 · Oscillations & Resonance · flowchart
@openstem
Physics · L4 · Oscillations & Resonance · flowchartFlowchart7 objects
Physics · L4 · Electromagnetic Induction · flowchart
@openstem
Physics · L4 · Electromagnetic Induction · flowchartFlowchart5 objects
Physics · L4 · Maxwell's Equations & EM Waves · flowchart
@openstem
Physics · L4 · Maxwell's Equations & EM Waves · flowchartFlowchart5 objects
Physics · L4 · Polarization & Diffraction · flowchart
@openstem
Physics · L4 · Polarization & Diffraction · flowchartFlowchart5 objects
Physics · L5 · Condensed Matter Physics · flowchart
@openstem
Physics · L5 · Condensed Matter Physics · flowchartFlowchart9 objects
Physics · L5 · Particle Physics · flowchart
@openstem
Physics · L5 · Particle Physics · flowchartFlowchart5 objects
Physics · L5 · Nonlinear Dynamics & Chaos · flowchart
@openstem
Physics · L5 · Nonlinear Dynamics & Chaos · flowchartFlowchart5 objects
Physics · L5 · Covariant Electrodynamics · flowchart
@openstem
Physics · L5 · Covariant Electrodynamics · flowchartFlowchart5 objects
Physics · L5 · Phase Transitions & Critical Phenomena · flowchart
@openstem
Physics · L5 · Phase Transitions & Critical Phenomena · flowchartFlowchart5 objects
Physics · L5 · Quantum Field Theory: Fields, Propagators & Feynman Diagrams · flowchart
@openstem
Physics · L5 · Quantum Field Theory: Fields, Propagators & Feynman Diagrams · flowchartCollection7 items
01Mathematics · L1 · Counting and Numbers
02Mathematics · L1 · Place Value: Tens and Ones
03Mathematics · L1 · Basic 2D Shapes
+4 moreMathematics · L1 · Counting, Shapes & Fractions
@openstem
Mathematics · L1 · Counting, Shapes & FractionsCollection19 items
01Mathematics · L1 · Counting and Sorting
02Mathematics · L1 · Tally Marks
03Mathematics · L1 · Sorting with Venn Diagrams
+16 moreMathematics · L1 · Statistics
@openstem
Mathematics · L1 · StatisticsCollection44 items
01Mathematics · L1 · Addition & Subtraction Stories
02Mathematics · L1 · Skip Counting & Patterns
03Mathematics · L1 · Measuring Length & Weight
+41 moreMathematics · L1 · Arithmetic & Measurement
@openstem
Mathematics · L1 · Arithmetic & MeasurementCollection4 items
01Mathematics · L4 · Multivariable Calculus — Partial Derivatives & Optimization
02Mathematics · L4 · Partial derivatives, gradients, and multivariable optimization
03Mathematics · L4 · Multivariable optimization pipeline
+1 moreMathematics · L4 · Multivariable Calculus
@openstem
Mathematics · L4 · Multivariable CalculusCollection28 items
01Mathematics · L1 · Odd & Even Numbers
02Mathematics · L1 · Patterns: Repeating & Growing
03Mathematics · L1 · Ordinal Numbers & Ordering
+25 moreMathematics · L1 · Patterns, Symmetry & Number Sense
@openstem
Mathematics · L1 · Patterns, Symmetry & Number SenseCollection16 items
01Mathematics · L1 · 2D Shapes & Their Attributes
02Mathematics · L1 · Equal Parts: Halves, Thirds & Quarters
03Mathematics · L1 · Capacity & Volume: More, Less or Same
+13 moreMathematics · L1 · Shapes, Fractions & Measurement
@openstem
Mathematics · L1 · Shapes, Fractions & MeasurementCollection20 items
01Mathematics · L1 · Fact Families & Related Facts
02Mathematics · L1 · Estimating & Benchmark Numbers
03Mathematics · L1 · Comparison Word Problems: More & Fewer
+17 moreMathematics · L1 · Number Facts & Problem Solving
@openstem
Mathematics · L1 · Number Facts & Problem SolvingCollection8 items
01Mathematics · L2 · Integers and Negative Numbers
02Mathematics · L2 · Introduction to Algebra
03Mathematics · L2 · Fractions, Decimals, and Percents
+5 moreMathematics · L2 · Pre-Algebra & Ratios
@openstem
Mathematics · L2 · Pre-Algebra & RatiosCollection28 items
01Mathematics · L2 · Mean, Median, and Mode
02Mathematics · L2 · Simple Probability
03Mathematics · L2 · Range, Outliers & Data Spread
+25 moreMathematics · L2 · Statistics
@openstem
Mathematics · L2 · StatisticsCollection48 items
01Mathematics · L2 · Adding & Subtracting Fractions
02Mathematics · L2 · Decimals & Percents
03Mathematics · L2 · Order of Operations
+45 moreMathematics · L2 · Number Concepts
@openstem
Mathematics · L2 · Number ConceptsCollection16 items
01Mathematics · L2 · Multi-Step Equations & Inequalities
02Mathematics · L2 · Slope & Rate of Change
03Mathematics · L2 · Scale Drawings & Similar Figures
+13 moreMathematics · L2 · Algebra & Geometry
@openstem
Mathematics · L2 · Algebra & GeometryCollection12 items
01Mathematics · L2 · Transformations: Translations, Reflections & Rotations
02Mathematics · L2 · Angle Relationships
03Mathematics · L2 · Circles: Circumference & Area
+9 moreMathematics · L2 · Geometry Extensions
@openstem
Mathematics · L2 · Geometry ExtensionsCollection24 items
01Mathematics · L2 · Graphing Linear Equations
02Mathematics · L2 · Graphing Inequalities on a Number Line
03Mathematics · L2 · Percent Applications: Discount, Tax & Tip
+21 moreMathematics · L2 · Functions & Data
@openstem
Mathematics · L2 · Functions & DataCollection25 items
01Mathematics · L3 · Linear Equations & Inequalities
02Mathematics · L3 · Quadratics
03Mathematics · L3 · Systems of Linear Equations
+22 moreMathematics · L3 · Algebra
@openstem
Mathematics · L3 · AlgebraCollection20 items
01Mathematics · L3 · Angles & Parallel Lines
02Mathematics · L3 · Triangles: Pythagoras, Congruence & Similarity
03Mathematics · L3 · Circles: Arcs, Sectors & Equations
+17 moreMathematics · L3 · Geometry
@openstem
Mathematics · L3 · GeometryCollection21 items
01Mathematics · L3 · Right-Triangle Trigonometry (SOH-CAH-TOA)
02Mathematics · L3 · The Unit Circle & Special Angles
03Mathematics · L3 · Law of Sines & Cosines
+18 moreMathematics · L3 · Trigonometry
@openstem
Mathematics · L3 · TrigonometryCollection41 items
01Mathematics · L3 · Functions & Transformations
02Mathematics · L3 · Exponential & Logarithmic Functions
03Mathematics · L3 · Arithmetic & Geometric Series
+38 moreMathematics · L3 · Precalculus
@openstem
Mathematics · L3 · PrecalculusCollection10 items
01Normal Distribution: exp(−(x−μ)²/(2σ²))
02Linear Regression: y = m·x + b
03Exponential Decay: y = e^(−k·x)
+7 moreMathematics · L3 · Statistics
@openstem
Mathematics · L3 · StatisticsCollection8 items
01Mathematics · L3 · Permutations, Combinations & Probability
02Mathematics · L3 · Independent, Dependent & Conditional Probability
03Mathematics · L3 · Permutations, Combinations & Probability
+5 moreMathematics · L3 · Probability
@openstem
Mathematics · L3 · ProbabilityCollection36 items
01Mathematics · L3 · Sets & Set Operations
02Mathematics · L3 · Logic & Truth Tables
03Mathematics · L3 · Graph Theory Basics
+33 moreMathematics · L3 · Discrete Math
@openstem
Mathematics · L3 · Discrete Math