Right in the middle of a very busy city, there is a peaceful place. It's a cosy park, closed off and forgotten, a true oasis. This is where you will find Ollie, the little blue owl and his friends - a small stork, a young frog and five little birds. Together they all have lots of adventures.
If you want to meet them, you are very welcome there…if you can find them.
def draw(self, screen): angle_rad = math.radians(self.angle) ship_points = [ (self.x + math.cos(angle_rad) * SHIP_SIZE, self.y - math.sin(angle_rad) * SHIP_SIZE), (self.x + math.cos(angle_rad - math.pi * 2 / 3) * SHIP_SIZE, self.y - math.sin(angle_rad - math.pi * 2 / 3) * SHIP_SIZE), (self.x + math.cos(angle_rad + math.pi * 2 / 3) * SHIP_SIZE, self.y - math.sin(angle_rad + math.pi * 2 / 3) * SHIP_SIZE) ] pygame.draw.polygon(screen, (255, 255, 255), ship_points)
Positive angles rotate the ship counter-clockwise ( 90∘90 raised to the composed with power points straight up, 180∘180 raised to the composed with power points left, and 270∘270 raised to the composed with power points straight down). Negative Angles: Players can utilize negative angles (e.g., -90∘negative 90 raised to the composed with power instead of 270∘270 raised to the composed with power
: The first asteroid ever discovered (1801), it is so large it’s classified as a dwarf planet.
Players can choose to isolate a single operation (such as just multiplication) or mix all four operations together for a comprehensive challenge. asteroid v2 math is fun free fixed
pygame.display.flip() clock.tick(60)
| Previous Issue (V1) | Fix in V2 | |---------------------|------------| | Answer entry lag (1–2 second delay) | Instant validation (under 50ms) | | Asteroids sometimes didn’t explode after correct answer | Collision detection fixed; explosion animation triggers reliably | | Score resetting randomly between levels | Persistent scoring using localStorage + server sync | | Mobile touch buttons overlapping | Responsive CSS grid; buttons resize and space properly | | Multiplication answers for “0” incorrectly marked wrong | Logic corrected: 0 × n = 0 now passes | | Timer freezing on level 5 | Timer loop refactored; no freezes |
The "free" nature of the game allows for infinite retries. This reduces "math anxiety" by treating errors as a common part of the gaming loop rather than a permanent academic failure. Immediate Feedback: def draw(self, screen): angle_rad = math
def main(): pygame.init() screen = pygame.display.set_mode((WIDTH, HEIGHT)) clock = pygame.time.Clock()
✅ Good to play – fixed, free, and fun.
Asteroid V2 targets —the ability to recall basic math facts instantly without active thinking. Developing this skill is crucial for transitioning to advanced mathematics like algebra and calculus. 1. Develops High-Speed Mental Math pygame
While it feels like pure action, Asteroid V2 is a practical application of physics and geometry. The movement of the ship involves momentum and inertia—concepts found in high school physics. Furthermore, calculating the trajectory of your shots to intersect with a moving target requires the same logic used in coordinate geometry. Playing the game helps develop spatial awareness and quick reaction times, which are beneficial for overall cognitive development.
: An astroid is a special curve created by a point on a small circle rolling inside a fixed circle with four times its radius.
Use the Arrow Buttons or mouse to turn your ship left or right.
Note: In computer math, we often convert degrees to radians because trigonometry functions usually expect radians.
Ollie is an animation series for children aged 2 to 5. Each episode lasts 4 minutes. In a quiet park in the middle of a busy, noisy city, Ollie and his friends experience their adventures. The series wants to stimulate the imagination of children, with visually enchanting elements. These are stories about being afraid, discovering things, beauty, how to be alone, the value of friendship ...
Ollie is a series that appeals to the dreamer in all of us and can be seen on Ketnet Junior, via the Ketnet Junior app and Ketnetjunior.be.