Explore the ideas and history behind numbers, shapes, patterns and mathematical thinking. Choose an article below; its reading controls let you move between the available levels.
1,419 public articles · Page 6 of 30
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Niels was a man who loved math. He looked for patterns in numbers. He solved hard puzzles that others could not. His work helps us learn today. He was very smart. Do you like to solve puzzles?
Early Reader · Change the reading level on the articleNikolai was a man who loved math. He looked at shapes in new ways. He found new rules for lines. This helped us understand the world. His ideas were very big. Do you like math too?
Early Reader · Change the reading level on the articleLines can move in new ways. Some lines stay the same distance apart. Other lines pull away from each other. Some lines even meet. This helps us see shapes in new ways. It is like a fun puzzle. Can you find shapes…
Early Reader · Change the reading level on the articleWe use math to find the best way. It helps us pick the best path. We look for the best spot. This helps us solve big puzzles. It can help us move things. Do you like to solve puzzles?
Early Reader · Change the reading level on the articleSome things look like a bell. They have a tall middle. The sides go down low. This shape shows us many things. It helps us see what is common. It helps us see what is rare. Can you find a bell shape?
Early Reader · Change the reading level on the articleMath helps us find hidden numbers. We use it to solve puzzles. It works like a secret code. You can use it to find a side of a shape. It is very fun to use. Can you find a pattern?
Early Reader · Change the reading level on the articleMath helps us find answers. Sometimes answers are not exact. We find a guess that is very close. This helps us fly planes. It helps us study the weather. It is a big help to us. Can you find a pattern?
Early Reader · Change the reading level on the articleDigits are little marks for numbers. We use them to count things. They help us show how many. You can use them for big numbers too. They make math easy for us. Can you find a digit?
Early Reader · Change the reading level on the articleWe can find the space inside a shape. It can be a curvy shape. We use math to guess how much space is there. This helps us learn about the world. Can you find shapes in your room?
Early Reader · Change the reading level on the articleSometimes we watch to learn things. We look at what is already happening. We do not change anything. This helps us learn about the world. It can help us stay safe. Can you watch something to learn?
Early Reader · Change the reading level on the articleOmar Khayyam was a smart man. He loved to study numbers. He also looked at the stars. He helped make a new calendar. This helps us know the days. He was a great thinker. Can you count the stars?
Early Reader · Change the reading level on the articleSome groups of things have space around them. Think of a small circle. Every part inside has room to move. It is not stuck to an edge. This helps us see what is near. It is a neat way to group things. Can you find a…
Early Reader · Change the reading level on the articleWe can use math to make good choices. It helps us find the best way to do things. It can help save time or money. It helps people work better together. Math can solve many big puzzles. Do you like to solve puzzles?
Early Reader · Change the reading level on the articleMath has rules for numbers. We must do things in a certain way. We do some parts first. This helps us get the right answer. It is like a game with steps. Do you like math puzzles?
Early Reader · Change the reading level on the articleThings in our world change. They change in many ways. We can use math to see how. It helps us know where things go. It helps us see what comes next. Can you see things change?
Early Reader · Change the reading level on the articleWe can use dots to show facts. Sometimes dots do not make a line. We can draw a line to fit them. This line stays close to all the dots. It helps us see a pattern. Can you find a pattern?
Early Reader · Change the reading level on the articleA parabola is a special curve. It looks like the letter U. It can open up or down. This shape helps catch light. It is used in satellite dishes. Can you find this shape in your world?
Early Reader · Change the reading level on the articleWe can use math to show how things move. It can show a path through the air. It can even show a shape. This helps us draw lines on a screen. It helps us see where things go. Can you see the shapes move?
Early Reader · Change the reading level on the articleSome numbers are even. Some numbers are odd. Even numbers can be split into two equal groups. Odd numbers cannot. This helps us sort numbers. It is like a game. Can you find an even number?
Early Reader · Change the reading level on the articleSome things change in many ways. You can look at one way at a time. Imagine a cone. You can change its height. You can also change its width. We can see how just one part changes. It helps us learn. Can you see how…
Early Reader · Change the reading level on the articleMath helps us see how things change. It shows how heat moves. It shows how sound travels. We use it to learn about the world. It helps us solve big puzzles. Can you find math in your home?
Early Reader · Change the reading level on the articleWe use a special way to share. It helps us talk about parts of a group. It is like having one hundred small pieces. This sign shows the way. It helps us see how much we have. Do you like to share snacks?
Early Reader · Change the reading level on the articleYou can change the order of things. Put three balls in a line. You can swap them around. You can make many new lines. It is like a fun puzzle. Can you find a new way to line them up?
Early Reader · Change the reading level on the articleA man named Dirichlet loved numbers. He found new ways to use them. He helped people learn math. He was a great teacher too. He worked very hard. Do you like to count things?
Early Reader · Change the reading level on the articleMath helps us think about the world. It uses numbers and shapes. We use it to solve puzzles. It helps us learn new things. Math is very cool. Do you like math?
Early Reader · Change the reading level on the articleWe use math to find a special number. It helps us find the size of a circle. This number is in every round shape. It is always there. Math is fun to find. Can you find a circle?
Early Reader · Change the reading level on the articlePierre was a man who loved math. He lived in France a long time ago. He found new ways to use numbers. He also studied how light moves. His ideas help us learn today. Do you like to play with numbers?
Early Reader · Change the reading level on the articleThink of a flat floor. It goes on and on. It is a flat space. We use it to draw shapes. It helps us see patterns. It is very useful. Can you find a flat surface?
Early Reader · Change the reading level on the articleMath can study shapes. Some shapes are like a ball. You can shrink a loop on a ball to a tiny dot. Other shapes are different. We use math to learn about them. Can you find round shapes?
Early Reader · Change the reading level on the articleA point shows us a spot. It has no size at all. It is just a place. You can use a pen to make one. It can be a tiny dot. It helps us find where things are. Can you find a dot?
Early Reader · Change the reading level on the articleWe can count things that happen. You might count how many calls come in. You might count stars in the sky. It helps us guess what comes next. It is like a math game. Can you find patterns?
Early Reader · Change the reading level on the articleYou can find a spot using two steps. First, see how far to go. Next, see which way to turn. This helps us draw shapes like flowers. It is a fun way to map things. Can you find a spot?
Early Reader · Change the reading level on the articleSome shapes are solid and flat. They have straight sides. They also have sharp corners. A cube is one of these shapes. Pyramids are too. Do you see any shapes like this?
Early Reader · Change the reading level on the articleMath can use many parts. We can add and take away. We can also multiply. These parts make a big group. This group helps us solve problems. It helps us learn about science. Do you like math?
Early Reader · Change the reading level on the articleNumbers use places to show how much. A digit changes its value where it sits. One place means one. The next place means ten. This helps us count many things. It makes math easy for us. Can you find numbers in your room?
Early Reader · Change the reading level on the articleNumbers have a special pattern. Some numbers are very rare. As numbers get big, they get harder to find. This helps us know how many are there. It is a fun math puzzle. Can you find a special number?
Early Reader · Change the reading level on the articleWe can guess what might happen. Some things happen more often. Some things happen less often. This helps us see what is likely. It is like a map for guessing. Can you guess what comes next?
Early Reader · Change the reading level on the articleWe use math to guess what might happen. It can help us with a coin flip. It can help us with a die roll. This helps us plan for things. It is a fun way to look at the world. Do you like to guess games?
Early Reader · Change the reading level on the articleWe can guess what might happen. Will a coin land on heads? Will a die show a six? We cannot be sure. But we can study it. It helps us learn. Can you guess what comes next?
Early Reader · Change the reading level on the articleSome things are true or false. You can join them with words. You can use the word and. You can use the word or. This helps us think. It helps us find the truth. Do you like to solve puzzles?
Early Reader · Change the reading level on the articleSome people love math puzzles. They study shapes and patterns. They do this just for fun. It is like a game for the mind. This helps us learn new things. Do you like to solve puzzles?
Early Reader · Change the reading level on the articleWe use numbers to check things. We look at what happens. We ask if it was just luck. A small number helps us know. It tells us if a thing is real. Can you find patterns in numbers?
Early Reader · Change the reading level on the articleSome puzzles are hard to solve. It is easy to check the answer. We do not know if they are the same. This is a big mystery. Can you solve a hard puzzle?
Early Reader · Change the reading level on the articleMath helps us find a secret number. We can use it to see shapes. Some shapes look like a big curve. This curve can go up or down. It helps us solve puzzles. Can you find a curve today?
Early Reader · Change the reading level on the articleSome shapes have four sides. They also have four corners. You can see them in a box. You can see them in a window. These shapes are everywhere! Can you find a four-sided shape?
Early Reader · Change the reading level on the articleWe can use numbers to learn. Numbers tell us how many things there are. They help us see patterns. This helps us understand the world. It is like counting your toys. Do you like to count things?
Early Reader · Change the reading level on the articleWe use math to measure turns. You can use a circle to do this. Take the distance from the middle to the edge. Use that same length to make a curve. That curve is one unit. It helps us talk about shapes. Can you find…
Early Reader · Change the reading level on the articleScientists want to find what works best. They split people into two groups. One group gets a new medicine. The other group does not. This helps us learn the truth. It helps keep people safe. Do you like to learn new…
Early Reader · Change the reading level on the article