1. Bike Route

Source: Cyberchase

Use knowledge of distance and time to determine the route that is the shortest and quickest.

Grade Level: 3-5

Subjects: Math, Science & Tech

Topics: Problem Solving. Navigation.

Resource Type: Interactive/Online Activity

2. Can You Fill It?

Source: Cyberchase

Practice volume estimation skills by estimating the least number of pours from different sized containers of water that are necessary to exactly fill a large container without spilling over.

Grade Level: 3-5

Subjects: Math

Topics: Measurement. Problem Solving.

Resource Type: Interactive/Online Activity

3. Crack Hacker's Safe

Source: Cyberchase

Use decoding skills and knowledge of patterns to decipher a pattern of shapes, numbers and colors and open the safe.

Grade Level: 3-5

Subjects: Math

Topics: Patterns and Algebraic Thinking. Problem Solving.

Resource Type: Interactive/Online Activity

4. Crack The Code

Source: Cyberchase

Use pattern-finding logic and trial-and-error substitution to decode an encrypted message.

Grade Level: 3-5

Subjects: Math

Topics: Problem Solving.

Resource Type: Interactive/Online Activity

5. Crossing the River

Source: Cyberchase

Understand number combinations and variables, and determine how to move three people across a river in a two-person boat -- with an additional variable -- in the least number of moves.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

6. Cyberchase Squares

Source: Cyberchase

Understand the concept of counter-example. Determine which response to a statement is a counter-example to the statement and proves the statement is not true.

Grade Level: 3-5

Subjects: Math

Topics: Problem Solving.

Resource Type: Interactive/Online Activity

7. CyberOlympics

Source: Cyberchase

Solve problems involving addition and logical reasoning in this interactive game. Compare best practice times of players to choose a team line-up that can beat Team Hacker in the Tri-additon.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

8. Eye of Rom

Source: Cyberchase

Practice using directional information and a compass to find the way through the maze and back again to the starting point.

Grade Level: 3-5

Subjects: Math, Science & Tech

Topics: Problem Solving. Navigation.

Resource Type: Interactive/Online Activity

9. Glowla's Estimation Contraption

Source: Cyberchase

Explore how to use rounding for estimating addition of a group of numbers.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

10. Jellybean Jostle

Source: Cyberchase

Estimate the number of jellybeans by using a grid and sample method.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

11. Jigsaw Puzzle

Source: Cyberchase

Use multipliers--whole numbers and fractions--to enlarge or reduce the size of puzzle pieces so they fit into a puzzle.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

12. Logic Zoo

Source: Cyberchase

Examine the characteristics of fictional zoo animals, and determine which animals should be penned together based upon their like characteristics.

Grade Level: 3-5

Subjects: Math, Science & Tech

Topics: Problem Solving. Classification.

Resource Type: Interactive/Online Activity

13. NOVA scienceNOW - Kryptos: Send a Secret Message

Source: NOVA

Use this automatic encoder to write a note, encode it and send it to a friend for decoding. Put an encoded message into the interactive to have it automatically decoded.

Grade Level: 3-5, 6-8

Subjects: Math

Topics: Patterns and Algebraic Thinking. Problem Solving. Functions and Algebra.

Resource Type: Interactive/Online Activity

14. Send in the Trolls

Source: Cyberchase

Understand the concept of "middle" and averages, arrange several trolls of different heights and identify the troll who has the middle height.

Grade Level: 3-5

Subjects: Math

Topics: Measurement. Problem Solving.

Resource Type: Interactive/Online Activity

15. Space Coupe

Source: Cyberchase

Estimate the correct positive and negative numbers to make an object move up and down and line up with another ojbect in this online interactive activity.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

16. The Perfect Pearl: How Many Pearls?

Source: NOVA

Examine weight and volume methods for estimating a number of objects, identify which pieces of information are important for estimation and determine how many pearls are in the chest in this interactive activity.

Grade Level: 3-5, 6-8

Subjects: Math

Topics: Measurement. Problem Solving.

Resource Type: Interactive/Online Activity

17. The Quest 2: Race for Radopolis

Source: Cyberchase

Budget money, plan for future expenses and apply problem solving skills while playing this interactive game.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

18. The Quest: Mission Motherboard

Source: Cyberchase

Experience buying, selling and trading as you earn currency by answering math questions, solving puzzles and playing games in this online interactive activity.

Grade Level: 3-5

Subjects: Math

Topics: Numbers and Operations. Problem Solving.

Resource Type: Interactive/Online Activity

19. Up, Up and How Far Away?

Source: NOVA

Learn a formula for estimating one's distance from far away objects with this online interactive activity.

Grade Level: 3-5, 6-8

Subjects: Math

Topics: Measurement. Problem Solving.

Resource Type: Interactive/Online Activity

20. Wacky Ruler

Source: Cyberchase

Practice skills in measurement and estimation to measure several worms using a "wacky" ruler with non-standard units.

Grade Level: 3-5

Subjects: Math

Topics: Measurement. Problem Solving.

Resource Type: Interactive/Online Activity