? + 3 = 15
Linear equations: the hidden number
15 rooms · 24 challenges
Guess the number I am thinking of. Learn to read linear equations and undo operations to solve them.
Secondary Equations Algebra
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Powers, exponentials and logarithms
23 rooms · 82 challenges
From counting factors to graphing curves: the properties of powers, the exponential function that always ends up winning, and the logarithm as its inverse question.
Secondary Powers Functions
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x 1 corte
Polynomial and rational functions
19 rooms · 56 challenges
From lines to hyperbolas: graphs, domain, range and how each parameter changes them.
Secondary Functions
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la edad de mi padre es... x + 2 🧒 👨 x x + 2
Word problems: from the story to the equation
13 rooms · 33 challenges
Learn to translate a word problem into an equation. Variables, expressions and the key equality that leads to the answer.
Secondary Equations Word problems
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x y
Linear functions
12 rooms · 29 challenges
Lines y = m·x + n. Slope, intercept and graph recognition.
Secondary Functions
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Climate models: pressure, wind and hurricanes
8 rooms · 10 challenges
Pressure, wind, rain and hurricanes: control the Iberian Peninsula's weather with real physics.
Secondary Climate Geography Modelling
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O 2 … 7 … 12
Probability: coins and dice
21 rooms · 77 challenges
What do you bet on? Toss real coins and dice, bet before each experiment and win or lose Ᵽ points. Mark the winning cells on the two-dice square, count paths until you reach Pascal’s triangle and find out why 5 heads out of 10 is much more likely than 50 out of 100. At the end, a coin game where the computer almost always beats you… and its trick.
Secondary Probability Combinatorics
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